68969683 has 2 divisors, whose sum is σ = 68969684. Its totient is φ = 68969682.

The previous prime is 68969671. The next prime is 68969687. The reversal of 68969683 is 38696986.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68969683 - 2⁵ = 68969651 is a prime.

It is not a weakly prime, because it can be changed into another prime (68969687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34484841 + 34484842.

It is an arithmetic number, because the mean of its divisors is an integer number (34484842).

Almost surely, 2^68969683 is an apocalyptic number.

68969683 is a deficient number, since it is larger than the sum of its proper divisors (1).

68969683 is an equidigital number, since it uses as much as digits as its factorization.

68969683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 55.

The square root of 68969683 is about 8304.7987934687. The cubic root of 68969683 is about 410.0965130714.

The spelling of 68969683 in words is "sixty-eight million, nine hundred sixty-nine thousand, six hundred eighty-three".