112131512 has 8 divisors (see below), whose sum is σ = 210246600. Its totient is φ = 56065752.

The previous prime is 112131493. The next prime is 112131529. The reversal of 112131512 is 215131211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×112131512² = 25146951966812288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7008212 + ... + 7008227.

It is an arithmetic number, because the mean of its divisors is an integer number (26280825).

Almost surely, 2^112131512 is an apocalyptic number.

It is an amenable number.

112131512 is a deficient number, since it is larger than the sum of its proper divisors (98115088).

112131512 is a wasteful number, since it uses less digits than its factorization.

112131512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14016445 (or 14016441 counting only the distinct ones).

The product of its digits is 60, while the sum is 17.

The square root of 112131512 is about 10589.2167793468. The cubic root of 112131512 is about 482.2170472693.

Adding to 112131512 its reverse (215131211), we get a palindrome (327262723).

The spelling of 112131512 in words is "one hundred twelve million, one hundred thirty-one thousand, five hundred twelve".