115153100 has 36 divisors (see below), whose sum is σ = 254608704. Its totient is φ = 45190080.

The previous prime is 115153069. The next prime is 115153109. The reversal of 115153100 is 1351511.

It is a super-2 number, since 2×115153100² = 26520472879220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115153109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5564 + ... + 16163.

It is an arithmetic number, because the mean of its divisors is an integer number (7072464).

Almost surely, 2^115153100 is an apocalyptic number.

115153100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115153100 is an abundant number, since it is smaller than the sum of its proper divisors (139455604).

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

115153100 is a wasteful number, since it uses less digits than its factorization.

115153100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21794 (or 21787 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 115153100 is about 10730.9412448303. The cubic root of 115153100 is about 486.5101193697.

The spelling of 115153100 in words is "one hundred fifteen million, one hundred fifty-three thousand, one hundred".