115332100 has 72 divisors (see below), whose sum is σ = 273176960. Its totient is φ = 42007680.

The previous prime is 115332089. The next prime is 115332157. The reversal of 115332100 is 1233511.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102139 + ... + 103261.

Almost surely, 2^115332100 is an apocalyptic number.

115332100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115332100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136588480).

115332100 is an abundant number, since it is smaller than the sum of its proper divisors (157844860).

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

115332100 is a wasteful number, since it uses less digits than its factorization.

115332100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 115332100 is about 10739.2783742671. The cubic root of 115332100 is about 486.7620744537.

Adding to 115332100 its reverse (1233511), we get a palindrome (116565611).

The spelling of 115332100 in words is "one hundred fifteen million, three hundred thirty-two thousand, one hundred".