115130550 has 24 divisors (see below), whose sum is σ = 285524136. Its totient is φ = 30701440.

The previous prime is 115130549. The next prime is 115130567. The reversal of 115130550 is 55031511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 383619 + ... + 383918.

It is an arithmetic number, because the mean of its divisors is an integer number (11896839).

Almost surely, 2^115130550 is an apocalyptic number.

115130550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115130550 is an abundant number, since it is smaller than the sum of its proper divisors (170393586).

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

115130550 is a wasteful number, since it uses less digits than its factorization.

115130550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767552 (or 767547 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 21.

The square root of 115130550 is about 10729.8904933834. The cubic root of 115130550 is about 486.4783601454.

The spelling of 115130550 in words is "one hundred fifteen million, one hundred thirty thousand, five hundred fifty".