113402305 has 16 divisors (see below), whose sum is σ = 145027584. Its totient is φ = 84927040.

The previous prime is 113402297. The next prime is 113402323. The reversal of 113402305 is 503204311.

It is not a de Polignac number, because 113402305 - 2³ = 113402297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5086 + ... + 15895.

It is an arithmetic number, because the mean of its divisors is an integer number (9064224).

Almost surely, 2^113402305 is an apocalyptic number.

It is an amenable number.

113402305 is a deficient number, since it is larger than the sum of its proper divisors (31625279).

113402305 is a wasteful number, since it uses less digits than its factorization.

113402305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21056.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 113402305 is about 10649.0518357270. The cubic root of 113402305 is about 484.0318732852.

Adding to 113402305 its reverse (503204311), we get a palindrome (616606616).

The spelling of 113402305 in words is "one hundred thirteen million, four hundred two thousand, three hundred five".