116859871 has 4 divisors (see below), whose sum is σ = 116903632. Its totient is φ = 116816112.

The previous prime is 116859833. The next prime is 116859893. The reversal of 116859871 is 178958611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116859871 - 2¹⁵ = 116827103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116859571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17595 + ... + 23308.

It is an arithmetic number, because the mean of its divisors is an integer number (29225908).

Almost surely, 2^116859871 is an apocalyptic number.

116859871 is a deficient number, since it is larger than the sum of its proper divisors (43761).

116859871 is an equidigital number, since it uses as much as digits as its factorization.

116859871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43760.

The product of its digits is 120960, while the sum is 46.

The square root of 116859871 is about 10810.1744204245. The cubic root of 116859871 is about 488.9019853375.

The spelling of 116859871 in words is "one hundred sixteen million, eight hundred fifty-nine thousand, eight hundred seventy-one".