112509616 has 20 divisors (see below), whose sum is σ = 221243032. Its totient is φ = 55414656.

The previous prime is 112509613. The next prime is 112509623. The reversal of 112509616 is 616905211.

It is not an unprimeable number, because it can be changed into a prime (112509611) 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, 51405 + ... + 53548.

Almost surely, 2^112509616 is an apocalyptic number.

112509616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

112509616 is a deficient number, since it is larger than the sum of its proper divisors (108733416).

112509616 is a wasteful number, since it uses less digits than its factorization.

112509616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105028 (or 105022 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 112509616 is about 10607.0550106992. The cubic root of 112509616 is about 482.7584462012.

The spelling of 112509616 in words is "one hundred twelve million, five hundred nine thousand, six hundred sixteen".