115171164 has 36 divisors (see below), whose sum is σ = 291922176. Its totient is φ = 38285568.

The previous prime is 115171109. The next prime is 115171171. The reversal of 115171164 is 461171511.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×115171164² = 26528794034229792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9612 + ... + 17964.

Almost surely, 2^115171164 is an apocalyptic number.

It is an amenable number.

115171164 is an abundant number, since it is smaller than the sum of its proper divisors (176751012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115171164 is a wasteful number, since it uses less digits than its factorization.

115171164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8746 (or 8741 counting only the distinct ones).

The product of its digits is 840, while the sum is 27.

The square root of 115171164 is about 10731.7828900887. The cubic root of 115171164 is about 486.5355575596.

The spelling of 115171164 in words is "one hundred fifteen million, one hundred seventy-one thousand, one hundred sixty-four".