259161046 has 4 divisors (see below), whose sum is σ = 388741572. Its totient is φ = 129580522.

The previous prime is 259161017. The next prime is 259161047. The reversal of 259161046 is 640161952.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259161047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64790260 + ... + 64790263.

It is an arithmetic number, because the mean of its divisors is an integer number (97185393).

Almost surely, 2^259161046 is an apocalyptic number.

259161046 is a deficient number, since it is larger than the sum of its proper divisors (129580526).

259161046 is a wasteful number, since it uses less digits than its factorization.

259161046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129580525.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 259161046 is about 16098.4796176533. The cubic root of 259161046 is about 637.5631994758.

It can be divided in two parts, 25916 and 1046, that added together give a palindrome (26962).

The spelling of 259161046 in words is "two hundred fifty-nine million, one hundred sixty-one thousand, forty-six".