113400321 has 8 divisors (see below), whose sum is σ = 151249920. Its totient is φ = 75575472.

The previous prime is 113400311. The next prime is 113400323. The reversal of 113400321 is 123004311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113400321 - 2⁶ = 113400257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113400321.

It is not an unprimeable number, because it can be changed into a prime (113400323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13075 + ... + 19943.

It is an arithmetic number, because the mean of its divisors is an integer number (18906240).

Almost surely, 2^113400321 is an apocalyptic number.

It is an amenable number.

113400321 is a deficient number, since it is larger than the sum of its proper divisors (37849599).

113400321 is an equidigital number, since it uses as much as digits as its factorization.

113400321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12375.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 113400321 is about 10648.9586814862. The cubic root of 113400321 is about 484.0290505182.

Adding to 113400321 its reverse (123004311), we get a palindrome (236404632).

The spelling of 113400321 in words is "one hundred thirteen million, four hundred thousand, three hundred twenty-one".