115427100 has 36 divisors (see below), whose sum is σ = 333969944. Its totient is φ = 30780480.

The previous prime is 115427077. The next prime is 115427101. The reversal of 115427100 is 1724511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115427101) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 192079 + ... + 192678.

Almost surely, 2^115427100 is an apocalyptic number.

115427100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115427100 is an abundant number, since it is smaller than the sum of its proper divisors (218542844).

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

115427100 is a wasteful number, since it uses less digits than its factorization.

115427100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384774 (or 384767 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 115427100 is about 10743.7004798161. The cubic root of 115427100 is about 486.8956877500.

The spelling of 115427100 in words is "one hundred fifteen million, four hundred twenty-seven thousand, one hundred".