116588681 has 4 divisors (see below), whose sum is σ = 127187664. Its totient is φ = 105989700.

The previous prime is 116588677. The next prime is 116588699. The reversal of 116588681 is 186885611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 116588681 - 2² = 116588677 is a prime.

It is a super-2 number, since 2×116588681² = 27185841074639522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116588581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5299475 + ... + 5299496.

It is an arithmetic number, because the mean of its divisors is an integer number (31796916).

Almost surely, 2^116588681 is an apocalyptic number.

116588681 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116588681 is a deficient number, since it is larger than the sum of its proper divisors (10598983).

116588681 is a wasteful number, since it uses less digits than its factorization.

116588681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10598982.

The product of its digits is 92160, while the sum is 44.

The square root of 116588681 is about 10797.6238589793. The cubic root of 116588681 is about 488.5235034807.

The spelling of 116588681 in words is "one hundred sixteen million, five hundred eighty-eight thousand, six hundred eighty-one".