112158940 has 24 divisors (see below), whose sum is σ = 236023200. Its totient is φ = 44770368.

The previous prime is 112158901. The next prime is 112158947. The reversal of 112158940 is 49851211.

It is a happy number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112158947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4486 + ... + 15634.

It is an arithmetic number, because the mean of its divisors is an integer number (9834300).

Almost surely, 2^112158940 is an apocalyptic number.

112158940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112158940 is an abundant number, since it is smaller than the sum of its proper divisors (123864260).

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

112158940 is a wasteful number, since it uses less digits than its factorization.

112158940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11661 (or 11659 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 112158940 is about 10590.5117912214. The cubic root of 112158940 is about 482.2563617335.

The spelling of 112158940 in words is "one hundred twelve million, one hundred fifty-eight thousand, nine hundred forty".