113413321 has 4 divisors (see below), whose sum is σ = 129615232. Its totient is φ = 97211412.

The previous prime is 113413319. The next prime is 113413327. The reversal of 113413321 is 123314311.

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 113413321 - 2¹ = 113413319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113413327) 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, 8100945 + ... + 8100958.

It is an arithmetic number, because the mean of its divisors is an integer number (32403808).

Almost surely, 2^113413321 is an apocalyptic number.

It is an amenable number.

113413321 is a deficient number, since it is larger than the sum of its proper divisors (16201911).

113413321 is an equidigital number, since it uses as much as digits as its factorization.

113413321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16201910.

The product of its digits is 216, while the sum is 19.

The square root of 113413321 is about 10649.5690523138. The cubic root of 113413321 is about 484.0475458722.

Adding to 113413321 its reverse (123314311), we get a palindrome (236727632).

The spelling of 113413321 in words is "one hundred thirteen million, four hundred thirteen thousand, three hundred twenty-one".