112391312 has 20 divisors (see below), whose sum is σ = 237554736. Its totient is φ = 51086880.

The previous prime is 112391309. The next prime is 112391333. The reversal of 112391312 is 213193211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319118 + ... + 319469.

Almost surely, 2^112391312 is an apocalyptic number.

It is an amenable number.

112391312 is an abundant number, since it is smaller than the sum of its proper divisors (125163424).

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

112391312 is a wasteful number, since it uses less digits than its factorization.

112391312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638606 (or 638600 counting only the distinct ones).

The product of its digits is 324, while the sum is 23.

The square root of 112391312 is about 10601.4768782467. The cubic root of 112391312 is about 482.5891798255.

The spelling of 112391312 in words is "one hundred twelve million, three hundred ninety-one thousand, three hundred twelve".