113412615 has 16 divisors (see below), whose sum is σ = 191011200. Its totient is φ = 57303072.

The previous prime is 113412613. The next prime is 113412619. The reversal of 113412615 is 516214311.

It is a happy number.

It is not a de Polignac number, because 113412615 - 2¹ = 113412613 is a prime.

It is a super-2 number, since 2×113412615² = 25724842482276450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113412613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198685 + ... + 199254.

It is an arithmetic number, because the mean of its divisors is an integer number (11938200).

Almost surely, 2^113412615 is an apocalyptic number.

113412615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113412615 is a deficient number, since it is larger than the sum of its proper divisors (77598585).

113412615 is a wasteful number, since it uses less digits than its factorization.

113412615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397966.

The product of its digits is 720, while the sum is 24.

The square root of 113412615 is about 10649.5359053810. The cubic root of 113412615 is about 484.0465414685.

Adding to 113412615 its reverse (516214311), we get a palindrome (629626926).

The spelling of 113412615 in words is "one hundred thirteen million, four hundred twelve thousand, six hundred fifteen".