112132431 has 10 divisors (see below), whose sum is σ = 167506592. Its totient is φ = 74754900.

The previous prime is 112132411. The next prime is 112132481. The reversal of 112132431 is 134231211.

It is not a de Polignac number, because 112132431 - 2⁵ = 112132399 is a prime.

It is a super-2 number, since 2×112132431² = 25147364163939522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112132411) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 692095 + ... + 692256.

Almost surely, 2^112132431 is an apocalyptic number.

112132431 is a deficient number, since it is larger than the sum of its proper divisors (55374161).

112132431 is an equidigital number, since it uses as much as digits as its factorization.

112132431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384363 (or 1384354 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 112132431 is about 10589.2601724578. The cubic root of 112132431 is about 482.2183646399.

Adding to 112132431 its reverse (134231211), we get a palindrome (246363642).

The spelling of 112132431 in words is "one hundred twelve million, one hundred thirty-two thousand, four hundred thirty-one".