112551531 has 8 divisors (see below), whose sum is σ = 150149520. Its totient is φ = 74993952.

The previous prime is 112551493. The next prime is 112551533. The reversal of 112551531 is 135155211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112551531 - 2²³ = 104162923 is a prime.

It is a super-2 number, since 2×112551531² = 25335694260887922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112551533) 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, 2860 + ... + 15273.

It is an arithmetic number, because the mean of its divisors is an integer number (18768690).

Almost surely, 2^112551531 is an apocalyptic number.

112551531 is a deficient number, since it is larger than the sum of its proper divisors (37597989).

112551531 is a wasteful number, since it uses less digits than its factorization.

112551531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20205.

The product of its digits is 750, while the sum is 24.

The square root of 112551531 is about 10609.0306343228. The cubic root of 112551531 is about 482.8183886568.

The spelling of 112551531 in words is "one hundred twelve million, five hundred fifty-one thousand, five hundred thirty-one".