113550321 has 8 divisors (see below), whose sum is σ = 151449664. Its totient is φ = 75675600.

The previous prime is 113550317. The next prime is 113550323. The reversal of 113550321 is 123055311.

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

It is not a de Polignac number, because 113550321 - 2² = 113550317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113550323) 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, 14871 + ... + 21171.

It is an arithmetic number, because the mean of its divisors is an integer number (18931208).

Almost surely, 2^113550321 is an apocalyptic number.

It is an amenable number.

113550321 is a deficient number, since it is larger than the sum of its proper divisors (37899343).

113550321 is an equidigital number, since it uses as much as digits as its factorization.

113550321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12311.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 113550321 is about 10655.9992961711. Note that the first 3 decimals coincide. The cubic root of 113550321 is about 484.2423725736.

The spelling of 113550321 in words is "one hundred thirteen million, five hundred fifty thousand, three hundred twenty-one".