259597963 has 2 divisors, whose sum is σ = 259597964. Its totient is φ = 259597962.

The previous prime is 259597907. The next prime is 259598039. The reversal of 259597963 is 369795952.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 259597963 - 2⁹ = 259597451 is a prime.

It is a super-2 number, since 2×259597963² = 134782204787498738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (259594963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129798981 + 129798982.

It is an arithmetic number, because the mean of its divisors is an integer number (129798982).

Almost surely, 2^259597963 is an apocalyptic number.

259597963 is a deficient number, since it is larger than the sum of its proper divisors (1).

259597963 is an equidigital number, since it uses as much as digits as its factorization.

259597963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4592700, while the sum is 55.

The square root of 259597963 is about 16112.0440354413. The cubic root of 259597963 is about 637.9212854477.

The spelling of 259597963 in words is "two hundred fifty-nine million, five hundred ninety-seven thousand, nine hundred sixty-three".