11590013 has 2 divisors, whose sum is σ = 11590014. Its totient is φ = 11590012.

The previous prime is 11589997. The next prime is 11590031. The reversal of 11590013 is 31009511.

Together with next prime (11590031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11580409 + 9604 = 3403^2 + 98^2 .

It is a cyclic number.

It is not a de Polignac number, because 11590013 - 2⁴ = 11589997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11590043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5795006 + 5795007.

It is an arithmetic number, because the mean of its divisors is an integer number (5795007).

Almost surely, 2^11590013 is an apocalyptic number.

It is an amenable number.

11590013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11590013 is an equidigital number, since it uses as much as digits as its factorization.

11590013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 11590013 is about 3404.4108153982. The cubic root of 11590013 is about 226.3052561843.

Adding to 11590013 its reverse (31009511), we get a palindrome (42599524).

The spelling of 11590013 in words is "eleven million, five hundred ninety thousand, thirteen".