13404659 has 2 divisors, whose sum is σ = 13404660. Its totient is φ = 13404658.

The previous prime is 13404649. The next prime is 13404667. The reversal of 13404659 is 95640431.

It is a strong prime.

It is an emirp because it is prime and its reverse (95640431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13404659 - 2⁸ = 13404403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13404649) 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, 6702329 + 6702330.

It is an arithmetic number, because the mean of its divisors is an integer number (6702330).

Almost surely, 2^13404659 is an apocalyptic number.

13404659 is a deficient number, since it is larger than the sum of its proper divisors (1).

13404659 is an equidigital number, since it uses as much as digits as its factorization.

13404659 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 32.

The square root of 13404659 is about 3661.2373591451. The cubic root of 13404659 is about 237.5482982106.

The spelling of 13404659 in words is "thirteen million, four hundred four thousand, six hundred fifty-nine".