113513473 has 4 divisors (see below), whose sum is σ = 113707440. Its totient is φ = 113319508.

The previous prime is 113513459. The next prime is 113513527. The reversal of 113513473 is 374315311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113513473 - 2²¹ = 111416321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113513273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96103 + ... + 97276.

It is an arithmetic number, because the mean of its divisors is an integer number (28426860).

Almost surely, 2^113513473 is an apocalyptic number.

It is an amenable number.

113513473 is a deficient number, since it is larger than the sum of its proper divisors (193967).

113513473 is an equidigital number, since it uses as much as digits as its factorization.

113513473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193966.

The product of its digits is 3780, while the sum is 28.

The square root of 113513473 is about 10654.2701767883. The cubic root of 113513473 is about 484.1899867144.

Adding to 113513473 its reverse (374315311), we get a palindrome (487828784).

The spelling of 113513473 in words is "one hundred thirteen million, five hundred thirteen thousand, four hundred seventy-three".