113404365 has 48 divisors (see below), whose sum is σ = 212133168. Its totient is φ = 55830528.

The previous prime is 113404327. The next prime is 113404367. The reversal of 113404365 is 563404311.

It can be written as a sum of positive squares in 8 ways, for example, as 10949481 + 102454884 = 3309^2 + 10122^2 .

It is not a de Polignac number, because 113404365 - 2⁶ = 113404301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113404367) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39147 + ... + 41943.

It is an arithmetic number, because the mean of its divisors is an integer number (4419441).

Almost surely, 2^113404365 is an apocalyptic number.

113404365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113404365 is a deficient number, since it is larger than the sum of its proper divisors (98728803).

113404365 is a wasteful number, since it uses less digits than its factorization.

113404365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878 (or 2875 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 113404365 is about 10649.1485575139. The cubic root of 113404365 is about 484.0348041475.

Adding to 113404365 its reverse (563404311), we get a palindrome (676808676).

The spelling of 113404365 in words is "one hundred thirteen million, four hundred four thousand, three hundred sixty-five".