113973571 has 4 divisors (see below), whose sum is σ = 119972200. Its totient is φ = 107974944.

The previous prime is 113973557. The next prime is 113973583. The reversal of 113973571 is 175379311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 175379311 = 12671 ⋅13841.

It is a cyclic number.

It is not a de Polignac number, because 113973571 - 2¹¹ = 113971523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113973571.

It is not an unprimeable number, because it can be changed into a prime (113973271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2999286 + ... + 2999323.

It is an arithmetic number, because the mean of its divisors is an integer number (29993050).

Almost surely, 2^113973571 is an apocalyptic number.

113973571 is a deficient number, since it is larger than the sum of its proper divisors (5998629).

113973571 is an equidigital number, since it uses as much as digits as its factorization.

113973571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5998628.

The product of its digits is 19845, while the sum is 37.

The square root of 113973571 is about 10675.8405289701. The cubic root of 113973571 is about 484.8432851805.

The spelling of 113973571 in words is "one hundred thirteen million, nine hundred seventy-three thousand, five hundred seventy-one".