11366689 has 2 divisors, whose sum is σ = 11366690. Its totient is φ = 11366688.

The previous prime is 11366687. The next prime is 11366701. The reversal of 11366689 is 98666311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6451600 + 4915089 = 2540^2 + 2217^2 .

It is a cyclic number.

It is not a de Polignac number, because 11366689 - 2¹ = 11366687 is a prime.

Together with 11366687, it forms a pair of twin primes.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (11366687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5683344 + 5683345.

It is an arithmetic number, because the mean of its divisors is an integer number (5683345).

Almost surely, 2^11366689 is an apocalyptic number.

It is an amenable number.

11366689 is a deficient number, since it is larger than the sum of its proper divisors (1).

11366689 is an equidigital number, since it uses as much as digits as its factorization.

11366689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 40.

The square root of 11366689 is about 3371.4520610562. The cubic root of 11366689 is about 224.8422861841.

The spelling of 11366689 in words is "eleven million, three hundred sixty-six thousand, six hundred eighty-nine".