113004405 has 48 divisors (see below), whose sum is σ = 209454336. Its totient is φ = 56221440.

The previous prime is 113004383. The next prime is 113004413. The reversal of 113004405 is 504400311.

It is a happy number.

It is not a de Polignac number, because 113004405 - 2⁸ = 113004149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41104 + ... + 43766.

It is an arithmetic number, because the mean of its divisors is an integer number (4363632).

Almost surely, 2^113004405 is an apocalyptic number.

113004405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113004405 is a deficient number, since it is larger than the sum of its proper divisors (96449931).

113004405 is a wasteful number, since it uses less digits than its factorization.

113004405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738 (or 2735 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 113004405 is about 10630.3530044867. The cubic root of 113004405 is about 483.4650947418.

Adding to 113004405 its reverse (504400311), we get a palindrome (617404716).

The spelling of 113004405 in words is "one hundred thirteen million, four thousand, four hundred five".