115066100 has 18 divisors (see below), whose sum is σ = 249693654. Its totient is φ = 46026400.

The previous prime is 115066097. The next prime is 115066111. The reversal of 115066100 is 1660511.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 22829284 + 92236816 = 4778^2 + 9604^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 575231 + ... + 575430.

Almost surely, 2^115066100 is an apocalyptic number.

115066100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115066100 is an abundant number, since it is smaller than the sum of its proper divisors (134627554).

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

115066100 is a wasteful number, since it uses less digits than its factorization.

115066100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150675 (or 1150668 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 115066100 is about 10726.8867804224. The cubic root of 115066100 is about 486.3875664545.

The spelling of 115066100 in words is "one hundred fifteen million, sixty-six thousand, one hundred".