11711617 has 2 divisors, whose sum is σ = 11711618. Its totient is φ = 11711616.

The previous prime is 11711593. The next prime is 11711627. The reversal of 11711617 is 71611711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8116801 + 3594816 = 2849^2 + 1896^2 .

It is an emirp because it is prime and its reverse (71611711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11711617 - 2¹¹ = 11709569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11711591 and 11711600.

It is not a weakly prime, because it can be changed into another prime (11711627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5855808 + 5855809.

It is an arithmetic number, because the mean of its divisors is an integer number (5855809).

Almost surely, 2^11711617 is an apocalyptic number.

It is an amenable number.

11711617 is a deficient number, since it is larger than the sum of its proper divisors (1).

11711617 is an equidigital number, since it uses as much as digits as its factorization.

11711617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294, while the sum is 25.

The square root of 11711617 is about 3422.2239844873. The cubic root of 11711617 is about 227.0939793417.

The spelling of 11711617 in words is "eleven million, seven hundred eleven thousand, six hundred seventeen".