112517543522 has 4 divisors (see below), whose sum is σ = 168776315286. Its totient is φ = 56258771760.

The previous prime is 112517543513. The next prime is 112517543557. The reversal of 112517543522 is 225345715211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225345715211 = 83 ⋅2715008617.

It can be written as a sum of positive squares in only one way, i.e., 62525502601 + 49992040921 = 250051^2 + 223589^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28129385879 + ... + 28129385882.

Almost surely, 2^112517543522 is an apocalyptic number.

112517543522 is a deficient number, since it is larger than the sum of its proper divisors (56258771764).

112517543522 is an equidigital number, since it uses as much as digits as its factorization.

112517543522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56258771763.

The product of its digits is 84000, while the sum is 38.

The spelling of 112517543522 in words is "one hundred twelve billion, five hundred seventeen million, five hundred forty-three thousand, five hundred twenty-two".