116866589 has 8 divisors (see below), whose sum is σ = 133627200. Its totient is φ = 100122336.

The previous prime is 116866579. The next prime is 116866627. The reversal of 116866589 is 985668611.

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 116866589 - 2⁸ = 116866333 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116866579) 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, 26462 + ... + 30560.

It is an arithmetic number, because the mean of its divisors is an integer number (16703400).

Almost surely, 2^116866589 is an apocalyptic number.

It is an amenable number.

116866589 is a deficient number, since it is larger than the sum of its proper divisors (16760611).

116866589 is an equidigital number, since it uses as much as digits as its factorization.

116866589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8179.

The product of its digits is 622080, while the sum is 50.

The square root of 116866589 is about 10810.4851417501. The cubic root of 116866589 is about 488.9113537676.

The spelling of 116866589 in words is "one hundred sixteen million, eight hundred sixty-six thousand, five hundred eighty-nine".