115259155 has 24 divisors (see below), whose sum is σ = 154652400. Its totient is φ = 82378560.

The previous prime is 115259129. The next prime is 115259191. The reversal of 115259155 is 551952511.

It is a happy number.

It is not a de Polignac number, because 115259155 - 2⁹ = 115258643 is a prime.

It is a super-2 number, since 2×115259155² = 26569345622628050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115259155.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 34081 + ... + 37309.

It is an arithmetic number, because the mean of its divisors is an integer number (6443850).

Almost surely, 2^115259155 is an apocalyptic number.

115259155 is a deficient number, since it is larger than the sum of its proper divisors (39393245).

115259155 is a wasteful number, since it uses less digits than its factorization.

115259155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315 (or 3304 counting only the distinct ones).

The product of its digits is 11250, while the sum is 34.

The square root of 115259155 is about 10735.8816591838. The cubic root of 115259155 is about 486.6594307321.

The spelling of 115259155 in words is "one hundred fifteen million, two hundred fifty-nine thousand, one hundred fifty-five".