112747812 has 12 divisors (see below), whose sum is σ = 263078256. Its totient is φ = 37582600.

The previous prime is 112747807. The next prime is 112747813. The reversal of 112747812 is 218747211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×112747812² = 25424138221574688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112747813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4697814 + ... + 4697837.

It is an arithmetic number, because the mean of its divisors is an integer number (21923188).

Almost surely, 2^112747812 is an apocalyptic number.

112747812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112747812 is an abundant number, since it is smaller than the sum of its proper divisors (150330444).

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

112747812 is a wasteful number, since it uses less digits than its factorization.

112747812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9395658 (or 9395656 counting only the distinct ones).

The product of its digits is 6272, while the sum is 33.

The square root of 112747812 is about 10618.2772614017. The cubic root of 112747812 is about 483.0988914015.

The spelling of 112747812 in words is "one hundred twelve million, seven hundred forty-seven thousand, eight hundred twelve".