117115258 has 32 divisors (see below), whose sum is σ = 194503680. Its totient is φ = 52550400.

The previous prime is 117115247. The next prime is 117115267. The reversal of 117115258 is 852511711.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291858 + ... + 292258.

It is an arithmetic number, because the mean of its divisors is an integer number (6078240).

Almost surely, 2^117115258 is an apocalyptic number.

117115258 is a deficient number, since it is larger than the sum of its proper divisors (77388422).

117115258 is a wasteful number, since it uses less digits than its factorization.

117115258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702.

The product of its digits is 2800, while the sum is 31.

The square root of 117115258 is about 10821.9803178531. The cubic root of 117115258 is about 489.2578770114.

Adding to 117115258 its reverse (852511711), we get a palindrome (969626969).

The spelling of 117115258 in words is "one hundred seventeen million, one hundred fifteen thousand, two hundred fifty-eight".