111686713 has 2 divisors, whose sum is σ = 111686714. Its totient is φ = 111686712.

The previous prime is 111686671. The next prime is 111686737. The reversal of 111686713 is 317686111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111260304 + 426409 = 10548^2 + 653^2 .

It is a cyclic number.

It is not a de Polignac number, because 111686713 - 2¹³ = 111678521 is a prime.

It is not a weakly prime, because it can be changed into another prime (111636713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55843356 + 55843357.

It is an arithmetic number, because the mean of its divisors is an integer number (55843357).

Almost surely, 2^111686713 is an apocalyptic number.

It is an amenable number.

111686713 is a deficient number, since it is larger than the sum of its proper divisors (1).

111686713 is an equidigital number, since it uses as much as digits as its factorization.

111686713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 34.

The square root of 111686713 is about 10568.1934596221. The cubic root of 111686713 is about 481.5785889299.

The spelling of 111686713 in words is "one hundred eleven million, six hundred eighty-six thousand, seven hundred thirteen".