112135431 has 16 divisors (see below), whose sum is σ = 154994400. Its totient is φ = 72027648.

The previous prime is 112135393. The next prime is 112135433. The reversal of 112135431 is 134531211.

It is not a de Polignac number, because 112135431 - 2¹⁵ = 112102663 is a prime.

It is a super-2 number, since 2×112135431² = 25148709771111522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112135398 and 112135407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112135433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52635 + ... + 54723.

It is an arithmetic number, because the mean of its divisors is an integer number (9687150).

Almost surely, 2^112135431 is an apocalyptic number.

112135431 is a deficient number, since it is larger than the sum of its proper divisors (42858969).

112135431 is a wasteful number, since it uses less digits than its factorization.

112135431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738.

The product of its digits is 360, while the sum is 21.

The square root of 112135431 is about 10589.4018244658. The cubic root of 112135431 is about 482.2226650377. Note that the first 3 decimals are identical.

Adding to 112135431 its reverse (134531211), we get a palindrome (246666642).

The spelling of 112135431 in words is "one hundred twelve million, one hundred thirty-five thousand, four hundred thirty-one".