11976065 has 4 divisors (see below), whose sum is σ = 14371284. Its totient is φ = 9580848.

The previous prime is 11976047. The next prime is 11976073. The reversal of 11976065 is 56067911.

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 2879809 + 9096256 = 1697^2 + 3016^2 .

It is a cyclic number.

It is not a de Polignac number, because 11976065 - 2⁸ = 11975809 is a prime.

It is a super-2 number, since 2×11976065² = 286852265768450, which contains 22 as substring.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 1197602 + ... + 1197611.

It is an arithmetic number, because the mean of its divisors is an integer number (3592821).

Almost surely, 2^11976065 is an apocalyptic number.

It is an amenable number.

11976065 is a deficient number, since it is larger than the sum of its proper divisors (2395219).

11976065 is an equidigital number, since it uses as much as digits as its factorization.

11976065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395218.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 11976065 is about 3460.6451710628. The cubic root of 11976065 is about 228.7905319998.

The spelling of 11976065 in words is "eleven million, nine hundred seventy-six thousand, sixty-five".