113405715 has 12 divisors (see below), whose sum is σ = 196569984. Its totient is φ = 60483024.

The previous prime is 113405711. The next prime is 113405717. The reversal of 113405715 is 517504311.

It is not a de Polignac number, because 113405715 - 2² = 113405711 is a prime.

It is a super-2 number, since 2×113405715² = 25721712389322450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (113405711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1260019 + ... + 1260108.

It is an arithmetic number, because the mean of its divisors is an integer number (16380832).

Almost surely, 2^113405715 is an apocalyptic number.

113405715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113405715 is a deficient number, since it is larger than the sum of its proper divisors (83164269).

113405715 is a wasteful number, since it uses less digits than its factorization.

113405715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520138 (or 2520135 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 113405715 is about 10649.2119426744. The cubic root of 113405715 is about 484.0367248389.

The spelling of 113405715 in words is "one hundred thirteen million, four hundred five thousand, seven hundred fifteen".