113644413 has 12 divisors (see below), whose sum is σ = 164246940. Its totient is φ = 75719616.

The previous prime is 113644409. The next prime is 113644441. The reversal of 113644413 is 314446311.

113644413 is a `hidden beast` number, since 1 + 1 + 3 + 644 + 4 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4588164 + 109056249 = 2142^2 + 10443^2 .

It is not a de Polignac number, because 113644413 - 2² = 113644409 is a prime.

It is a super-2 number, since 2×113644413² = 25830105212229138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113644483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24595 + ... + 28847.

It is an arithmetic number, because the mean of its divisors is an integer number (13687245).

Almost surely, 2^113644413 is an apocalyptic number.

It is an amenable number.

113644413 is a deficient number, since it is larger than the sum of its proper divisors (50602527).

113644413 is a wasteful number, since it uses less digits than its factorization.

113644413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7228 (or 7225 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 113644413 is about 10660.4133597155. The cubic root of 113644413 is about 484.3760893656.

The spelling of 113644413 in words is "one hundred thirteen million, six hundred forty-four thousand, four hundred thirteen".