115081664 has 14 divisors (see below), whose sum is σ = 228365304. Its totient is φ = 57540800.

The previous prime is 115081661. The next prime is 115081669. The reversal of 115081664 is 466180511.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 115081664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115081661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 899012 + ... + 899139.

Almost surely, 2^115081664 is an apocalyptic number.

It is an amenable number.

115081664 is a deficient number, since it is larger than the sum of its proper divisors (113283640).

115081664 is an equidigital number, since it uses as much as digits as its factorization.

115081664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798163 (or 1798153 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 115081664 is about 10727.6122226710. The cubic root of 115081664 is about 486.4094952844.

The spelling of 115081664 in words is "one hundred fifteen million, eighty-one thousand, six hundred sixty-four".