113104321 has 16 divisors (see below), whose sum is σ = 134366400. Its totient is φ = 94046400.

The previous prime is 113104307. The next prime is 113104351. The reversal of 113104321 is 123401311.

It is a cyclic number.

It is not a de Polignac number, because 113104321 - 2¹¹ = 113102273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113104295 and 113104304.

It is not an unprimeable number, because it can be changed into a prime (113104351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3270 + ... + 15391.

It is an arithmetic number, because the mean of its divisors is an integer number (8397900).

Almost surely, 2^113104321 is an apocalyptic number.

113104321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

113104321 is a deficient number, since it is larger than the sum of its proper divisors (21262079).

113104321 is a wasteful number, since it uses less digits than its factorization.

113104321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18720.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 113104321 is about 10635.0515278488. The cubic root of 113104321 is about 483.6075424880.

Adding to 113104321 its reverse (123401311), we get a palindrome (236505632).

The spelling of 113104321 in words is "one hundred thirteen million, one hundred four thousand, three hundred twenty-one".