113311522 has 4 divisors (see below), whose sum is σ = 169967286. Its totient is φ = 56655760.

The previous prime is 113311519. The next prime is 113311531. The reversal of 113311522 is 225113311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225113311 = 19 ⋅11848069.

It can be written as a sum of positive squares in only one way, i.e., 113188321 + 123201 = 10639^2 + 351^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113311522.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28327879 + ... + 28327882.

Almost surely, 2^113311522 is an apocalyptic number.

113311522 is a deficient number, since it is larger than the sum of its proper divisors (56655764).

113311522 is an equidigital number, since it uses as much as digits as its factorization.

113311522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56655763.

The product of its digits is 180, while the sum is 19.

The square root of 113311522 is about 10644.7884901486. The cubic root of 113311522 is about 483.9026766270.

Adding to 113311522 its reverse (225113311), we get a palindrome (338424833).

The spelling of 113311522 in words is "one hundred thirteen million, three hundred eleven thousand, five hundred twenty-two".