116565065 has 8 divisors (see below), whose sum is σ = 144701640. Its totient is φ = 90036352.

The previous prime is 116565047. The next prime is 116565089. The reversal of 116565065 is 560565611.

It can be written as a sum of positive squares in 4 ways, for example, as 11449 + 116553616 = 107^2 + 10796^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116565065 - 2¹⁴ = 116548681 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401804 + ... + 402093.

It is an arithmetic number, because the mean of its divisors is an integer number (18087705).

Almost surely, 2^116565065 is an apocalyptic number.

It is an amenable number.

116565065 is a deficient number, since it is larger than the sum of its proper divisors (28136575).

116565065 is an equidigital number, since it uses as much as digits as its factorization.

116565065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803931.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 116565065 is about 10796.5302296617. The cubic root of 116565065 is about 488.4905164302.

The spelling of 116565065 in words is "one hundred sixteen million, five hundred sixty-five thousand, sixty-five".