116859321 has 8 divisors (see below), whose sum is σ = 173124960. Its totient is φ = 77906196.

The previous prime is 116859317. The next prime is 116859383. The reversal of 116859321 is 123958611.

116859321 is a `hidden beast` number, since 1 + 1 + 68 + 593 + 2 + 1 = 666.

It is not a de Polignac number, because 116859321 - 2² = 116859317 is a prime.

It is a super-2 number, since 2×116859321² = 27312201809162082, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116859311) 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, 2164035 + ... + 2164088.

It is an arithmetic number, because the mean of its divisors is an integer number (21640620).

Almost surely, 2^116859321 is an apocalyptic number.

It is an amenable number.

116859321 is a deficient number, since it is larger than the sum of its proper divisors (56265639).

116859321 is an equidigital number, since it uses as much as digits as its factorization.

116859321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328132 (or 4328126 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 116859321 is about 10810.1489813971. The cubic root of 116859321 is about 488.9012183319.

The spelling of 116859321 in words is "one hundred sixteen million, eight hundred fifty-nine thousand, three hundred twenty-one".