113111530 has 32 divisors (see below), whose sum is σ = 233694720. Its totient is φ = 38613120.

The previous prime is 113111527. The next prime is 113111549. The reversal of 113111530 is 35111311.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13350 + ... + 20110.

It is an arithmetic number, because the mean of its divisors is an integer number (7302960).

Almost surely, 2^113111530 is an apocalyptic number.

113111530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113111530 is an abundant number, since it is smaller than the sum of its proper divisors (120583190).

113111530 is a wasteful number, since it uses less digits than its factorization.

113111530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7014.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 113111530 is about 10635.3904488740. The cubic root of 113111530 is about 483.6178169340.

Adding to 113111530 its reverse (35111311), we get a palindrome (148222841).

The spelling of 113111530 in words is "one hundred thirteen million, one hundred eleven thousand, five hundred thirty".