258969023 has 2 divisors, whose sum is σ = 258969024. Its totient is φ = 258969022.

The previous prime is 258969017. The next prime is 258969049. The reversal of 258969023 is 320969852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 258969023 - 2⁶ = 258968959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258969083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129484511 + 129484512.

It is an arithmetic number, because the mean of its divisors is an integer number (129484512).

Almost surely, 2^258969023 is an apocalyptic number.

258969023 is a deficient number, since it is larger than the sum of its proper divisors (1).

258969023 is an equidigital number, since it uses as much as digits as its factorization.

258969023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 258969023 is about 16092.5145020907. The cubic root of 258969023 is about 637.4056950339.

The spelling of 258969023 in words is "two hundred fifty-eight million, nine hundred sixty-nine thousand, twenty-three".