113979415 has 32 divisors (see below), whose sum is σ = 154757952. Its totient is φ = 79872000.

The previous prime is 113979413. The next prime is 113979433. The reversal of 113979415 is 514979311.

It is not a de Polignac number, because 113979415 - 2¹ = 113979413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113979413) 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 31 ways as a sum of consecutive naturals, for example, 177495 + ... + 178135.

It is an arithmetic number, because the mean of its divisors is an integer number (4836186).

Almost surely, 2^113979415 is an apocalyptic number.

113979415 is a deficient number, since it is larger than the sum of its proper divisors (40778537).

113979415 is a wasteful number, since it uses less digits than its factorization.

113979415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771.

The product of its digits is 34020, while the sum is 40.

The square root of 113979415 is about 10676.1142275643. The cubic root of 113979415 is about 484.8515718259.

The spelling of 113979415 in words is "one hundred thirteen million, nine hundred seventy-nine thousand, four hundred fifteen".