1268006683 has 2 divisors, whose sum is σ = 1268006684. Its totient is φ = 1268006682.

The previous prime is 1268006681. The next prime is 1268006689. The reversal of 1268006683 is 3866008621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1268006683 - 2¹ = 1268006681 is a prime.

Together with 1268006681, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1268006681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634003341 + 634003342.

It is an arithmetic number, because the mean of its divisors is an integer number (634003342).

Almost surely, 2^1268006683 is an apocalyptic number.

1268006683 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268006683 is an equidigital number, since it uses as much as digits as its factorization.

1268006683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1268006683 is about 35609.0814680750. The cubic root of 1268006683 is about 1082.3652673813.

The spelling of 1268006683 in words is "one billion, two hundred sixty-eight million, six thousand, six hundred eighty-three".