259245559 has 2 divisors, whose sum is σ = 259245560. Its totient is φ = 259245558.

The previous prime is 259245551. The next prime is 259245593. The reversal of 259245559 is 955542952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 259245559 - 2³ = 259245551 is a prime.

It is a super-2 number, since 2×259245559² = 134416519722444962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259245551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129622779 + 129622780.

It is an arithmetic number, because the mean of its divisors is an integer number (129622780).

Almost surely, 2^259245559 is an apocalyptic number.

259245559 is a deficient number, since it is larger than the sum of its proper divisors (1).

259245559 is an equidigital number, since it uses as much as digits as its factorization.

259245559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 810000, while the sum is 46.

The square root of 259245559 is about 16101.1042788996. The cubic root of 259245559 is about 637.6324955416.

The spelling of 259245559 in words is "two hundred fifty-nine million, two hundred forty-five thousand, five hundred fifty-nine".