113013321 has 8 divisors (see below), whose sum is σ = 155545344. Its totient is φ = 72911760.

The previous prime is 113013317. The next prime is 113013337. The reversal of 113013321 is 123310311.

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

It is not a de Polignac number, because 113013321 - 2² = 113013317 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 113013321.

It is not an unprimeable number, because it can be changed into a prime (113013361) 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, 607506 + ... + 607691.

It is an arithmetic number, because the mean of its divisors is an integer number (19443168).

Almost surely, 2^113013321 is an apocalyptic number.

It is an amenable number.

113013321 is a deficient number, since it is larger than the sum of its proper divisors (42532023).

113013321 is a wasteful number, since it uses less digits than its factorization.

113013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215231.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113013321 is about 10630.7723614044. The cubic root of 113013321 is about 483.4778094716.

Adding to 113013321 its reverse (123310311), we get a palindrome (236323632).

The spelling of 113013321 in words is "one hundred thirteen million, thirteen thousand, three hundred twenty-one".