112131522 has 12 divisors (see below), whose sum is σ = 242951670. Its totient is φ = 37377168.

The previous prime is 112131493. The next prime is 112131529. The reversal of 112131522 is 225131211.

112131522 is a `hidden beast` number, since 1 + 12 + 131 + 522 = 666.

It can be written as a sum of positive squares in only one way, i.e., 80084601 + 32046921 = 8949^2 + 5661^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6229529 = 112131522 / (1 + 1 + 2 + 1 + 3 + 1 + 5 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 112131495 and 112131504.

It is not an unprimeable number, because it can be changed into a prime (112131529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3114747 + ... + 3114782.

Almost surely, 2^112131522 is an apocalyptic number.

112131522 is an abundant number, since it is smaller than the sum of its proper divisors (130820148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112131522 is a wasteful number, since it uses less digits than its factorization.

112131522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229537 (or 6229534 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 112131522 is about 10589.2172515253. The cubic root of 112131522 is about 482.2170616042.

Adding to 112131522 its reverse (225131211), we get a palindrome (337262733).

The spelling of 112131522 in words is "one hundred twelve million, one hundred thirty-one thousand, five hundred twenty-two".