13336489 has 2 divisors, whose sum is σ = 13336490. Its totient is φ = 13336488.

The previous prime is 13336487. The next prime is 13336511. The reversal of 13336489 is 98463331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12709225 + 627264 = 3565^2 + 792^2 .

It is an emirp because it is prime and its reverse (98463331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13336489 - 2¹ = 13336487 is a prime.

Together with 13336487, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13336487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6668244 + 6668245.

It is an arithmetic number, because the mean of its divisors is an integer number (6668245).

Almost surely, 2^13336489 is an apocalyptic number.

It is an amenable number.

13336489 is a deficient number, since it is larger than the sum of its proper divisors (1).

13336489 is an equidigital number, since it uses as much as digits as its factorization.

13336489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 13336489 is about 3651.9157985912. The cubic root of 13336489 is about 237.1449261064.

The spelling of 13336489 in words is "thirteen million, three hundred thirty-six thousand, four hundred eighty-nine".