259839023 has 2 divisors, whose sum is σ = 259839024. Its totient is φ = 259839022.

The previous prime is 259839011. The next prime is 259839029. The reversal of 259839023 is 320938952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 259839023 - 2⁴ = 259839007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259839029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129919511 + 129919512.

It is an arithmetic number, because the mean of its divisors is an integer number (129919512).

Almost surely, 2^259839023 is an apocalyptic number.

259839023 is a deficient number, since it is larger than the sum of its proper divisors (1).

259839023 is an equidigital number, since it uses as much as digits as its factorization.

259839023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 259839023 is about 16119.5230388495. The cubic root of 259839023 is about 638.1186800769.

The spelling of 259839023 in words is "two hundred fifty-nine million, eight hundred thirty-nine thousand, twenty-three".