113616445 has 4 divisors (see below), whose sum is σ = 136339740. Its totient is φ = 90893152.

The previous prime is 113616443. The next prime is 113616467. The reversal of 113616445 is 544616311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544616311 = 103 ⋅5287537.

It can be written as a sum of positive squares in 2 ways, for example, as 76965529 + 36650916 = 8773^2 + 6054^2 .

It is a cyclic number.

It is not a de Polignac number, because 113616445 - 2¹ = 113616443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113616443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11361640 + ... + 11361649.

It is an arithmetic number, because the mean of its divisors is an integer number (34084935).

Almost surely, 2^113616445 is an apocalyptic number.

It is an amenable number.

113616445 is a deficient number, since it is larger than the sum of its proper divisors (22723295).

113616445 is an equidigital number, since it uses as much as digits as its factorization.

113616445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22723294.

The product of its digits is 8640, while the sum is 31.

The square root of 113616445 is about 10659.1015099773. The cubic root of 113616445 is about 484.3363509641.

The spelling of 113616445 in words is "one hundred thirteen million, six hundred sixteen thousand, four hundred forty-five".