11590489 has 2 divisors, whose sum is σ = 11590490. Its totient is φ = 11590488.

The previous prime is 11590477. The next prime is 11590493. The reversal of 11590489 is 98409511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7884864 + 3705625 = 2808^2 + 1925^2 .

It is an emirp because it is prime and its reverse (98409511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11590489 - 2¹³ = 11582297 is a prime.

It is not a weakly prime, because it can be changed into another prime (11590409) 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, 5795244 + 5795245.

It is an arithmetic number, because the mean of its divisors is an integer number (5795245).

Almost surely, 2^11590489 is an apocalyptic number.

It is an amenable number.

11590489 is a deficient number, since it is larger than the sum of its proper divisors (1).

11590489 is an equidigital number, since it uses as much as digits as its factorization.

11590489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 11590489 is about 3404.4807239871. The cubic root of 11590489 is about 226.3083542489.

The spelling of 11590489 in words is "eleven million, five hundred ninety thousand, four hundred eighty-nine".