1492331 has 2 divisors, whose sum is σ = 1492332. Its totient is φ = 1492330.

The previous prime is 1492313. The next prime is 1492343. The reversal of 1492331 is 1332941.

Together with previous prime (1492313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (1332941) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1492331 is a prime.

It is a super-2 number, since 2×1492331² = 4454103627122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1492297 and 1492306.

It is not a weakly prime, because it can be changed into another prime (1092331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746165 + 746166.

It is an arithmetic number, because the mean of its divisors is an integer number (746166).

2^1492331 is an apocalyptic number.

1492331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1492331 is an equidigital number, since it uses as much as digits as its factorization.

1492331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 1492331 is about 1221.6100032334. The cubic root of 1492331 is about 114.2760060950.

The spelling of 1492331 in words is "one million, four hundred ninety-two thousand, three hundred thirty-one".