113204304405 has 96 divisors (see below), whose sum is σ = 211352494080. Its totient is φ = 58066424640.

The previous prime is 113204304373. The next prime is 113204304443. The reversal of 113204304405 is 504403402311.

It is a happy number.

113204304405 is a `hidden beast` number, since 1 + 13 + 204 + 3 + 0 + 440 + 5 = 666.

It is not a de Polignac number, because 113204304405 - 2⁵ = 113204304373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6130176 + ... + 6148614.

It is an arithmetic number, because the mean of its divisors is an integer number (2201588480).

Almost surely, 2^113204304405 is an apocalyptic number.

113204304405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113204304405 is a deficient number, since it is larger than the sum of its proper divisors (98148189675).

113204304405 is a wasteful number, since it uses less digits than its factorization.

113204304405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18653 (or 18641 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 113204304405 its reverse (504403402311), we get a palindrome (617607706716).

The spelling of 113204304405 in words is "one hundred thirteen billion, two hundred four million, three hundred four thousand, four hundred five".