13294409 has 2 divisors, whose sum is σ = 13294410. Its totient is φ = 13294408.

The previous prime is 13294397. The next prime is 13294417. The reversal of 13294409 is 90449231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12145225 + 1149184 = 3485^2 + 1072^2 .

It is a cyclic number.

It is not a de Polignac number, because 13294409 - 2¹² = 13290313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13294469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6647204 + 6647205.

It is an arithmetic number, because the mean of its divisors is an integer number (6647205).

Almost surely, 2^13294409 is an apocalyptic number.

It is an amenable number.

13294409 is a deficient number, since it is larger than the sum of its proper divisors (1).

13294409 is an equidigital number, since it uses as much as digits as its factorization.

13294409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 13294409 is about 3646.1498872098. The cubic root of 13294409 is about 236.8952458892.

The spelling of 13294409 in words is "thirteen million, two hundred ninety-four thousand, four hundred nine".