116585021 has 8 divisors (see below), whose sum is σ = 133329024. Its totient is φ = 99863280.

The previous prime is 116584991. The next prime is 116585023. The reversal of 116585021 is 120585611.

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 116585021 - 2²⁶ = 49476157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116585023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7811 + ... + 17151.

It is an arithmetic number, because the mean of its divisors is an integer number (16666128).

Almost surely, 2^116585021 is an apocalyptic number.

It is an amenable number.

116585021 is a deficient number, since it is larger than the sum of its proper divisors (16744003).

116585021 is an equidigital number, since it uses as much as digits as its factorization.

116585021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11131.

The product of its (nonzero) digits is 2400, while the sum is 29.

The square root of 116585021 is about 10797.4543759166. The cubic root of 116585021 is about 488.5183914500.

The spelling of 116585021 in words is "one hundred sixteen million, five hundred eighty-five thousand, twenty-one".