116687365 has 4 divisors (see below), whose sum is σ = 140024844. Its totient is φ = 93349888.

The previous prime is 116687321. The next prime is 116687393. The reversal of 116687365 is 563786611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 563786611 = 859 ⋅656329.

It can be written as a sum of positive squares in 2 ways, for example, as 90041121 + 26646244 = 9489^2 + 5162^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116687365 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11668732 + ... + 11668741.

It is an arithmetic number, because the mean of its divisors is an integer number (35006211).

Almost surely, 2^116687365 is an apocalyptic number.

It is an amenable number.

116687365 is a deficient number, since it is larger than the sum of its proper divisors (23337479).

116687365 is an equidigital number, since it uses as much as digits as its factorization.

116687365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23337478.

The product of its digits is 181440, while the sum is 43.

The square root of 116687365 is about 10802.1926015046. The cubic root of 116687365 is about 488.6612980403.

The spelling of 116687365 in words is "one hundred sixteen million, six hundred eighty-seven thousand, three hundred sixty-five".