115052100 has 72 divisors (see below), whose sum is σ = 338395008. Its totient is φ = 30172800.

The previous prime is 115052089. The next prime is 115052111. The reversal of 115052100 is 1250511.

It is an interprime number because it is at equal distance from previous prime (115052089) and next prime (115052111).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 115052100.

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, 15157 + ... + 21443.

Almost surely, 2^115052100 is an apocalyptic number.

115052100 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 115052100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169197504).

115052100 is an abundant number, since it is smaller than the sum of its proper divisors (223342908).

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

115052100 is a wasteful number, since it uses less digits than its factorization.

115052100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6365 (or 6358 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 115052100 is about 10726.2341947209. The cubic root of 115052100 is about 486.3678395262.

The spelling of 115052100 in words is "one hundred fifteen million, fifty-two thousand, one hundred".