113817615 has 16 divisors (see below), whose sum is σ = 184674816. Its totient is φ = 59847200.

The previous prime is 113817589. The next prime is 113817617. The reversal of 113817615 is 516718311.

It is not a de Polignac number, because 113817615 - 2⁶ = 113817551 is a prime.

It is a super-3 number, since 3×113817615³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113817617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52371 + ... + 54500.

It is an arithmetic number, because the mean of its divisors is an integer number (11542176).

Almost surely, 2^113817615 is an apocalyptic number.

113817615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113817615 is a deficient number, since it is larger than the sum of its proper divisors (70857201).

113817615 is a wasteful number, since it uses less digits than its factorization.

113817615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106950.

The product of its digits is 5040, while the sum is 33.

The square root of 113817615 is about 10668.5338730305. The cubic root of 113817615 is about 484.6220387578.

The spelling of 113817615 in words is "one hundred thirteen million, eight hundred seventeen thousand, six hundred fifteen".