268355023 has 2 divisors, whose sum is σ = 268355024. Its totient is φ = 268355022.

The previous prime is 268355011. The next prime is 268355039. The reversal of 268355023 is 320553862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268355023 - 2⁵ = 268354991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268355023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268355063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134177511 + 134177512.

It is an arithmetic number, because the mean of its divisors is an integer number (134177512).

Almost surely, 2^268355023 is an apocalyptic number.

268355023 is a deficient number, since it is larger than the sum of its proper divisors (1).

268355023 is an equidigital number, since it uses as much as digits as its factorization.

268355023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 268355023 is about 16381.5451957378. The cubic root of 268355023 is about 645.0151413628.

The spelling of 268355023 in words is "two hundred sixty-eight million, three hundred fifty-five thousand, twenty-three".