11590913 has 2 divisors, whose sum is σ = 11590914. Its totient is φ = 11590912.

The previous prime is 11590907. The next prime is 11590921. The reversal of 11590913 is 31909511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8690704 + 2900209 = 2948^2 + 1703^2 .

It is an emirp because it is prime and its reverse (31909511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11590913 is a prime.

It is not a weakly prime, because it can be changed into another prime (11590903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5795456 + 5795457.

It is an arithmetic number, because the mean of its divisors is an integer number (5795457).

Almost surely, 2^11590913 is an apocalyptic number.

It is an amenable number.

11590913 is a deficient number, since it is larger than the sum of its proper divisors (1).

11590913 is an equidigital number, since it uses as much as digits as its factorization.

11590913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215, while the sum is 29.

The square root of 11590913 is about 3404.5429942945. The cubic root of 11590913 is about 226.3111137981.

The spelling of 11590913 in words is "eleven million, five hundred ninety thousand, nine hundred thirteen".