68956259 has 2 divisors, whose sum is σ = 68956260. Its totient is φ = 68956258.

The previous prime is 68956249. The next prime is 68956297. The reversal of 68956259 is 95265986.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68956259 - 2²⁰ = 67907683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68956249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34478129 + 34478130.

It is an arithmetic number, because the mean of its divisors is an integer number (34478130).

Almost surely, 2^68956259 is an apocalyptic number.

68956259 is a deficient number, since it is larger than the sum of its proper divisors (1).

68956259 is an equidigital number, since it uses as much as digits as its factorization.

68956259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 50.

The square root of 68956259 is about 8303.9905467191. The cubic root of 68956259 is about 410.0699047968.

The spelling of 68956259 in words is "sixty-eight million, nine hundred fifty-six thousand, two hundred fifty-nine".