115511672 has 8 divisors (see below), whose sum is σ = 216584400. Its totient is φ = 57755832.

The previous prime is 115511663. The next prime is 115511689. The reversal of 115511672 is 276115511.

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

It is a congruent number.

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, 7219472 + ... + 7219487.

It is an arithmetic number, because the mean of its divisors is an integer number (27073050).

Almost surely, 2^115511672 is an apocalyptic number.

It is an amenable number.

115511672 is a deficient number, since it is larger than the sum of its proper divisors (101072728).

115511672 is a wasteful number, since it uses less digits than its factorization.

115511672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14438965 (or 14438961 counting only the distinct ones).

The product of its digits is 2100, while the sum is 29.

The square root of 115511672 is about 10747.6356469691. The cubic root of 115511672 is about 487.0145728569.

The spelling of 115511672 in words is "one hundred fifteen million, five hundred eleven thousand, six hundred seventy-two".