259112641 has 4 divisors (see below), whose sum is σ = 270378432. Its totient is φ = 247846852.

The previous prime is 259112627. The next prime is 259112669. The reversal of 259112641 is 146211952.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259112641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (259112611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5632861 + ... + 5632906.

It is an arithmetic number, because the mean of its divisors is an integer number (67594608).

Almost surely, 2^259112641 is an apocalyptic number.

It is an amenable number.

259112641 is a deficient number, since it is larger than the sum of its proper divisors (11265791).

259112641 is a wasteful number, since it uses less digits than its factorization.

259112641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11265790.

The product of its digits is 4320, while the sum is 31.

The square root of 259112641 is about 16096.9761446055. The cubic root of 259112641 is about 637.5235032216.

The spelling of 259112641 in words is "two hundred fifty-nine million, one hundred twelve thousand, six hundred forty-one".