11317013 has 2 divisors, whose sum is σ = 11317014. Its totient is φ = 11317012.

The previous prime is 11317003. The next prime is 11317021. The reversal of 11317013 is 31071311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10608049 + 708964 = 3257^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 11317013 - 2¹⁰ = 11315989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11316982 and 11317000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11317003) by changing a digit.

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 as a sum of consecutive naturals, namely, 5658506 + 5658507.

It is an arithmetic number, because the mean of its divisors is an integer number (5658507).

Almost surely, 2^11317013 is an apocalyptic number.

It is an amenable number.

11317013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11317013 is an equidigital number, since it uses as much as digits as its factorization.

11317013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63, while the sum is 17.

The square root of 11317013 is about 3364.0768421664. The cubic root of 11317013 is about 224.5142640692.

Adding to 11317013 its reverse (31071311), we get a palindrome (42388324).

The spelling of 11317013 in words is "eleven million, three hundred seventeen thousand, thirteen".