115564132 has 12 divisors (see below), whose sum is σ = 202604220. Its totient is φ = 57677216.

The previous prime is 115564129. The next prime is 115564133. The reversal of 115564132 is 231465511.

It can be written as a sum of positive squares in 2 ways, for example, as 12013156 + 103550976 = 3466^2 + 10176^2 .

It is a super-3 number, since 3×115564132³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115564132.

It is not an unprimeable number, because it can be changed into a prime (115564133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23707 + ... + 28162.

It is an arithmetic number, because the mean of its divisors is an integer number (16883685).

Almost surely, 2^115564132 is an apocalyptic number.

It is an amenable number.

115564132 is a deficient number, since it is larger than the sum of its proper divisors (87040088).

115564132 is a wasteful number, since it uses less digits than its factorization.

115564132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52430 (or 52428 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 115564132 is about 10750.0759067088. The cubic root of 115564132 is about 487.0882881140.

The spelling of 115564132 in words is "one hundred fifteen million, five hundred sixty-four thousand, one hundred thirty-two".