116381717 has 6 divisors (see below), whose sum is σ = 118324674. Its totient is φ = 114470160.

The previous prime is 116381701. The next prime is 116381723. The reversal of 116381717 is 717183611.

It can be written as a sum of positive squares in 3 ways, for example, as 3363556 + 113018161 = 1834^2 + 10631^2 .

It is not a de Polignac number, because 116381717 - 2⁴ = 116381701 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 (116381737) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11918 + ... + 19359.

It is an arithmetic number, because the mean of its divisors is an integer number (19720779).

Almost surely, 2^116381717 is an apocalyptic number.

It is an amenable number.

116381717 is a deficient number, since it is larger than the sum of its proper divisors (1942957).

116381717 is an frugal number, since it uses more digits than its factorization.

116381717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31399 (or 31338 counting only the distinct ones).

The product of its digits is 7056, while the sum is 35.

The square root of 116381717 is about 10788.0358267852. The cubic root of 116381717 is about 488.2342625252.

The spelling of 116381717 in words is "one hundred sixteen million, three hundred eighty-one thousand, seven hundred seventeen".