11588491 has 2 divisors, whose sum is σ = 11588492. Its totient is φ = 11588490.

The previous prime is 11588471. The next prime is 11588497. The reversal of 11588491 is 19488511.

11588491 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11588491 - 2⁵ = 11588459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11588491.

It is not a weakly prime, because it can be changed into another prime (11588497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5794245 + 5794246.

It is an arithmetic number, because the mean of its divisors is an integer number (5794246).

Almost surely, 2^11588491 is an apocalyptic number.

11588491 is a deficient number, since it is larger than the sum of its proper divisors (1).

11588491 is an equidigital number, since it uses as much as digits as its factorization.

11588491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 37.

The square root of 11588491 is about 3404.1872745194. The cubic root of 11588491 is about 226.2953496185.

The spelling of 11588491 in words is "eleven million, five hundred eighty-eight thousand, four hundred ninety-one".