113500120 has 16 divisors (see below), whose sum is σ = 255375360. Its totient is φ = 45400032.

The previous prime is 113500081. The next prime is 113500133. The reversal of 113500120 is 21005311.

It is a self number, because there is not a number n which added to its sum of digits gives 113500120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1418712 + ... + 1418791.

It is an arithmetic number, because the mean of its divisors is an integer number (15960960).

Almost surely, 2^113500120 is an apocalyptic number.

113500120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113500120 is an abundant number, since it is smaller than the sum of its proper divisors (141875240).

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

113500120 is a wasteful number, since it uses less digits than its factorization.

113500120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837514 (or 2837510 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 113500120 is about 10653.6435082088. The cubic root of 113500120 is about 484.1710002973.

Adding to 113500120 its reverse (21005311), we get a palindrome (134505431).

The spelling of 113500120 in words is "one hundred thirteen million, five hundred thousand, one hundred twenty".