11717065 has 4 divisors (see below), whose sum is σ = 14060484. Its totient is φ = 9373648.

The previous prime is 11717047. The next prime is 11717071. The reversal of 11717065 is 56071711.

11717065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56071711 = 193 ⋅290527.

It can be written as a sum of positive squares in 2 ways, for example, as 2082249 + 9634816 = 1443^2 + 3104^2 .

It is a cyclic number.

It is not a de Polignac number, because 11717065 - 2⁷ = 11716937 is a prime.

It is a super-2 number, since 2×11717065² = 274579224428450, which contains 22 as substring.

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, 1171702 + ... + 1171711.

It is an arithmetic number, because the mean of its divisors is an integer number (3515121).

Almost surely, 2^11717065 is an apocalyptic number.

It is an amenable number.

11717065 is a deficient number, since it is larger than the sum of its proper divisors (2343419).

11717065 is an equidigital number, since it uses as much as digits as its factorization.

11717065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343418.

The product of its (nonzero) digits is 1470, while the sum is 28.

The square root of 11717065 is about 3423.0198655573. The cubic root of 11717065 is about 227.1291870108.

Adding to 11717065 its reverse (56071711), we get a palindrome (67788776).

It can be divided in two parts, 1171706 and 5, that added together give a palindrome (1171711).

The spelling of 11717065 in words is "eleven million, seven hundred seventeen thousand, sixty-five".