112538520 has 96 divisors (see below), whose sum is σ = 385023600. Its totient is φ = 28429056.

The previous prime is 112538507. The next prime is 112538551. The reversal of 112538520 is 25835211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1387 + ... + 15066.

Almost surely, 2^112538520 is an apocalyptic number.

112538520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112538520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192511800).

112538520 is an abundant number, since it is smaller than the sum of its proper divisors (272485080).

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

112538520 is a wasteful number, since it uses less digits than its factorization.

112538520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16489 (or 16482 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 112538520 is about 10608.4174126021. The cubic root of 112538520 is about 482.7997832765.

The spelling of 112538520 in words is "one hundred twelve million, five hundred thirty-eight thousand, five hundred twenty".