268659023 has 2 divisors, whose sum is σ = 268659024. Its totient is φ = 268659022.

The previous prime is 268658963. The next prime is 268659043. The reversal of 268659023 is 320956862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268659023 - 2¹⁶ = 268593487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268659043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134329511 + 134329512.

It is an arithmetic number, because the mean of its divisors is an integer number (134329512).

Almost surely, 2^268659023 is an apocalyptic number.

268659023 is a deficient number, since it is larger than the sum of its proper divisors (1).

268659023 is an equidigital number, since it uses as much as digits as its factorization.

268659023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 268659023 is about 16390.8213034003. The cubic root of 268659023 is about 645.2586131190.

The spelling of 268659023 in words is "two hundred sixty-eight million, six hundred fifty-nine thousand, twenty-three".