116766865 has 4 divisors (see below), whose sum is σ = 140120244. Its totient is φ = 93413488.

The previous prime is 116766833. The next prime is 116766907. The reversal of 116766865 is 568667611.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20903184 + 95863681 = 4572^2 + 9791^2 .

It is a cyclic number.

It is not a de Polignac number, because 116766865 - 2⁵ = 116766833 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11676682 + ... + 11676691.

It is an arithmetic number, because the mean of its divisors is an integer number (35030061).

Almost surely, 2^116766865 is an apocalyptic number.

It is an amenable number.

116766865 is a deficient number, since it is larger than the sum of its proper divisors (23353379).

116766865 is an equidigital number, since it uses as much as digits as its factorization.

116766865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23353378.

The product of its digits is 362880, while the sum is 46.

The square root of 116766865 is about 10805.8717834333. The cubic root of 116766865 is about 488.7722490815.

The spelling of 116766865 in words is "one hundred sixteen million, seven hundred sixty-six thousand, eight hundred sixty-five".