115244100 has 72 divisors (see below), whose sum is σ = 370497120. Its totient is φ = 30731040.

The previous prime is 115244069. The next prime is 115244113. The reversal of 115244100 is 1442511.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 18642 + ... + 24041.

Almost surely, 2^115244100 is an apocalyptic number.

115244100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115244100 is an abundant number, since it is smaller than the sum of its proper divisors (255253020).

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

115244100 is a wasteful number, since it uses less digits than its factorization.

115244100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42706 (or 42693 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 115244100 is about 10735.1804828796. The cubic root of 115244100 is about 486.6382408701.

Adding to 115244100 its reverse (1442511), we get a palindrome (116686611).

The spelling of 115244100 in words is "one hundred fifteen million, two hundred forty-four thousand, one hundred".