116722871 has 4 divisors (see below), whose sum is σ = 122866200. Its totient is φ = 110579544.

The previous prime is 116722841. The next prime is 116722873. The reversal of 116722871 is 178227611.

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

It is a de Polignac number, because none of the positive numbers 2^k-116722871 is a prime.

It is a super-2 number, since 2×116722871² = 27248457228965282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116722873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3071636 + ... + 3071673.

It is an arithmetic number, because the mean of its divisors is an integer number (30716550).

Almost surely, 2^116722871 is an apocalyptic number.

116722871 is a deficient number, since it is larger than the sum of its proper divisors (6143329).

116722871 is an equidigital number, since it uses as much as digits as its factorization.

116722871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6143328.

The product of its digits is 9408, while the sum is 35.

The square root of 116722871 is about 10803.8359391468. The cubic root of 116722871 is about 488.7108568151.

The spelling of 116722871 in words is "one hundred sixteen million, seven hundred twenty-two thousand, eight hundred seventy-one".