115398056 has 8 divisors (see below), whose sum is σ = 216371370. Its totient is φ = 57699024.

The previous prime is 115398029. The next prime is 115398103. The reversal of 115398056 is 650893511.

It can be written as a sum of positive squares in only one way, i.e., 95452900 + 19945156 = 9770^2 + 4466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×115398056² = 26633422657158272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7212371 + ... + 7212386.

Almost surely, 2^115398056 is an apocalyptic number.

It is an amenable number.

115398056 is a deficient number, since it is larger than the sum of its proper divisors (100973314).

115398056 is a wasteful number, since it uses less digits than its factorization.

115398056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14424763 (or 14424759 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 115398056 is about 10742.3487189720. The cubic root of 115398056 is about 486.8548464322.

The spelling of 115398056 in words is "one hundred fifteen million, three hundred ninety-eight thousand, fifty-six".