686599113 has 8 divisors (see below), whose sum is σ = 920757888. Its totient is φ = 455086544.

The previous prime is 686599093. The next prime is 686599117. The reversal of 686599113 is 311995686.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 686599113 - 2²⁸ = 418163657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (686599117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660945 + ... + 661982.

It is an arithmetic number, because the mean of its divisors is an integer number (115094736).

Almost surely, 2^686599113 is an apocalyptic number.

It is an amenable number.

686599113 is a deficient number, since it is larger than the sum of its proper divisors (234158775).

686599113 is a wasteful number, since it uses less digits than its factorization.

686599113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323103.

The product of its digits is 349920, while the sum is 48.

The square root of 686599113 is about 26203.0363316926. The cubic root of 686599113 is about 882.2014068459.

The spelling of 686599113 in words is "six hundred eighty-six million, five hundred ninety-nine thousand, one hundred thirteen".