11565079 has 2 divisors, whose sum is σ = 11565080. Its totient is φ = 11565078.

The previous prime is 11565061. The next prime is 11565089. The reversal of 11565079 is 97056511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11565079 - 2⁷ = 11564951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11565089) by changing a digit.

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 as a sum of consecutive naturals, namely, 5782539 + 5782540.

It is an arithmetic number, because the mean of its divisors is an integer number (5782540).

Almost surely, 2^11565079 is an apocalyptic number.

11565079 is a deficient number, since it is larger than the sum of its proper divisors (1).

11565079 is an equidigital number, since it uses as much as digits as its factorization.

11565079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 34.

The square root of 11565079 is about 3400.7468297420. The cubic root of 11565079 is about 226.1428535323.

The spelling of 11565079 in words is "eleven million, five hundred sixty-five thousand, seventy-nine".