118115258 has 16 divisors (see below), whose sum is σ = 186713856. Its totient is φ = 55928400.

The previous prime is 118115243. The next prime is 118115273. The reversal of 118115258 is 852511811.

It is an interprime number because it is at equal distance from previous prime (118115243) and next prime (118115273).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8066 + ... + 17357.

It is an arithmetic number, because the mean of its divisors is an integer number (11669616).

Almost surely, 2^118115258 is an apocalyptic number.

118115258 is a deficient number, since it is larger than the sum of its proper divisors (68598598).

118115258 is a wasteful number, since it uses less digits than its factorization.

118115258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25549.

The product of its digits is 3200, while the sum is 32.

The square root of 118115258 is about 10868.0843758226. The cubic root of 118115258 is about 490.6464575953.

The spelling of 118115258 in words is "one hundred eighteen million, one hundred fifteen thousand, two hundred fifty-eight".