115117644 has 24 divisors (see below), whose sum is σ = 269474800. Its totient is φ = 38248704.

The previous prime is 115117633. The next prime is 115117661. The reversal of 115117644 is 446711511.

It is a super-2 number, since 2×115117644² = 26504143920221472, which contains 22 as substring.

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, 11569 + ... + 19080.

Almost surely, 2^115117644 is an apocalyptic number.

It is an amenable number.

115117644 is an abundant number, since it is smaller than the sum of its proper divisors (154357156).

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

115117644 is a wasteful number, since it uses less digits than its factorization.

115117644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30969 (or 30967 counting only the distinct ones).

The product of its digits is 3360, while the sum is 30.

The square root of 115117644 is about 10729.2890724409. The cubic root of 115117644 is about 486.4601815810.

The spelling of 115117644 in words is "one hundred fifteen million, one hundred seventeen thousand, six hundred forty-four".