112431537 has 8 divisors (see below), whose sum is σ = 166565280. Its totient is φ = 74954340.

The previous prime is 112431533. The next prime is 112431547. The reversal of 112431537 is 735134211.

112431537 is a `hidden beast` number, since 1 + 124 + 3 + 1 + 537 = 666.

It is not a de Polignac number, because 112431537 - 2² = 112431533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4164131 = 112431537 / (1 + 1 + 2 + 4 + 3 + 1 + 5 + 3 + 7).

It is a self number, because there is not a number n which added to its sum of digits gives 112431537.

It is not an unprimeable number, because it can be changed into a prime (112431533) 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, 2082039 + ... + 2082092.

It is an arithmetic number, because the mean of its divisors is an integer number (20820660).

Almost surely, 2^112431537 is an apocalyptic number.

It is an amenable number.

112431537 is a deficient number, since it is larger than the sum of its proper divisors (54133743).

112431537 is an equidigital number, since it uses as much as digits as its factorization.

112431537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164140 (or 4164134 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 112431537 is about 10603.3738498650. The cubic root of 112431537 is about 482.6467460614.

Adding to 112431537 its reverse (735134211), we get a palindrome (847565748).

It can be divided in two parts, 112 and 431537, that added together give a square (431649 = 657²).

The spelling of 112431537 in words is "one hundred twelve million, four hundred thirty-one thousand, five hundred thirty-seven".