113405475 has 24 divisors (see below), whose sum is σ = 188006320. Its totient is φ = 60318720.

The previous prime is 113405459. The next prime is 113405477. The reversal of 113405475 is 574504311.

It is not a de Polignac number, because 113405475 - 2⁴ = 113405459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113405477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28827 + ... + 32523.

Almost surely, 2^113405475 is an apocalyptic number.

113405475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113405475 is a deficient number, since it is larger than the sum of its proper divisors (74600845).

113405475 is a wasteful number, since it uses less digits than its factorization.

113405475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4114 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 113405475 is about 10649.2006742290. The cubic root of 113405475 is about 484.0363833838.

Adding to 113405475 its reverse (574504311), we get a palindrome (687909786).

The spelling of 113405475 in words is "one hundred thirteen million, four hundred five thousand, four hundred seventy-five".