113513112 has 24 divisors (see below), whose sum is σ = 307431540. Its totient is φ = 37837680.

The previous prime is 113513093. The next prime is 113513123. The reversal of 113513112 is 211315311.

113513112 is a `hidden beast` number, since 1 + 1 + 351 + 311 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 788214 + ... + 788357.

Almost surely, 2^113513112 is an apocalyptic number.

113513112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113513112 is an abundant number, since it is smaller than the sum of its proper divisors (193918428).

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

113513112 is a wasteful number, since it uses less digits than its factorization.

113513112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576583 (or 1576576 counting only the distinct ones).

The product of its digits is 90, while the sum is 18.

The square root of 113513112 is about 10654.2532352108. The cubic root of 113513112 is about 484.1894734338.

Adding to 113513112 its reverse (211315311), we get a palindrome (324828423).

The spelling of 113513112 in words is "one hundred thirteen million, five hundred thirteen thousand, one hundred twelve".