113444816 has 20 divisors (see below), whose sum is σ = 221978724. Its totient is φ = 56160000.

The previous prime is 113444813. The next prime is 113444819. The reversal of 113444816 is 618444311.

It is an interprime number because it is at equal distance from previous prime (113444813) and next prime (113444819).

It can be written as a sum of positive squares in 2 ways, for example, as 103958416 + 9486400 = 10196^2 + 3080^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113444813) 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, 33485 + ... + 36716.

Almost surely, 2^113444816 is an apocalyptic number.

113444816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

113444816 is a deficient number, since it is larger than the sum of its proper divisors (108533908).

113444816 is a wasteful number, since it uses less digits than its factorization.

113444816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70310 (or 70304 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 113444816 is about 10651.0476480016. The cubic root of 113444816 is about 484.0923485648.

The spelling of 113444816 in words is "one hundred thirteen million, four hundred forty-four thousand, eight hundred sixteen".