115013550 has 24 divisors (see below), whose sum is σ = 285233976. Its totient is φ = 30670240.

The previous prime is 115013537. The next prime is 115013567. The reversal of 115013550 is 55310511.

115013550 is a modest number, since divided by 13550 gives 1150 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 383229 + ... + 383528.

It is an arithmetic number, because the mean of its divisors is an integer number (11884749).

Almost surely, 2^115013550 is an apocalyptic number.

115013550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115013550 is an abundant number, since it is smaller than the sum of its proper divisors (170220426).

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

115013550 is a wasteful number, since it uses less digits than its factorization.

115013550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766772 (or 766767 counting only the distinct ones).

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

The square root of 115013550 is about 10724.4370481625. The cubic root of 115013550 is about 486.3135117486.

It can be divided in two parts, 11501 and 3550, that added together give a palindrome (15051).

The spelling of 115013550 in words is "one hundred fifteen million, thirteen thousand, five hundred fifty".