113771686 has 16 divisors (see below), whose sum is σ = 195308064. Its totient is φ = 48691584.

The previous prime is 113771663. The next prime is 113771699. The reversal of 113771686 is 686177311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5566 + ... + 16078.

It is an arithmetic number, because the mean of its divisors is an integer number (12206754).

Almost surely, 2^113771686 is an apocalyptic number.

113771686 is a deficient number, since it is larger than the sum of its proper divisors (81536378).

113771686 is a wasteful number, since it uses less digits than its factorization.

113771686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11295.

The product of its digits is 42336, while the sum is 40.

The square root of 113771686 is about 10666.3811107610. The cubic root of 113771686 is about 484.5568432247.

Subtracting 113771686 from its reverse (686177311), we obtain a square (572405625 = 23925²).

The spelling of 113771686 in words is "one hundred thirteen million, seven hundred seventy-one thousand, six hundred eighty-six".