11513317 has 4 divisors (see below), whose sum is σ = 12013920. Its totient is φ = 11012716.

The previous prime is 11513311. The next prime is 11513321. The reversal of 11513317 is 71331511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11513317 - 2³ = 11513309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11513311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250267 + ... + 250312.

It is an arithmetic number, because the mean of its divisors is an integer number (3003480).

Almost surely, 2^11513317 is an apocalyptic number.

It is an amenable number.

11513317 is a deficient number, since it is larger than the sum of its proper divisors (500603).

11513317 is an equidigital number, since it uses as much as digits as its factorization.

11513317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500602.

The product of its digits is 315, while the sum is 22.

The square root of 11513317 is about 3393.1279079929. The cubic root of 11513317 is about 225.8049652628.

Adding to 11513317 its reverse (71331511), we get a palindrome (82844828).

The spelling of 11513317 in words is "eleven million, five hundred thirteen thousand, three hundred seventeen".