11586691 has 2 divisors, whose sum is σ = 11586692. Its totient is φ = 11586690.

The previous prime is 11586671. The next prime is 11586697. The reversal of 11586691 is 19668511.

It is a strong prime.

It is an emirp because it is prime and its reverse (19668511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11586691 - 2⁷ = 11586563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11586691.

It is not a weakly prime, because it can be changed into another prime (11586697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5793345 + 5793346.

It is an arithmetic number, because the mean of its divisors is an integer number (5793346).

Almost surely, 2^11586691 is an apocalyptic number.

11586691 is a deficient number, since it is larger than the sum of its proper divisors (1).

11586691 is an equidigital number, since it uses as much as digits as its factorization.

11586691 is an evil number, because the sum of its binary digits is even.

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

The square root of 11586691 is about 3403.9228839678. The cubic root of 11586691 is about 226.2836324553.

The spelling of 11586691 in words is "eleven million, five hundred eighty-six thousand, six hundred ninety-one".