14413409 has 2 divisors, whose sum is σ = 14413410. Its totient is φ = 14413408.

The previous prime is 14413379. The next prime is 14413411. The reversal of 14413409 is 90431441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13653025 + 760384 = 3695^2 + 872^2 .

It is a cyclic number.

It is not a de Polignac number, because 14413409 - 2¹² = 14409313 is a prime.

Together with 14413411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14413459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7206704 + 7206705.

It is an arithmetic number, because the mean of its divisors is an integer number (7206705).

Almost surely, 2^14413409 is an apocalyptic number.

It is an amenable number.

14413409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14413409 is an equidigital number, since it uses as much as digits as its factorization.

14413409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 14413409 is about 3796.4995719742. The cubic root of 14413409 is about 243.3635714388.

The spelling of 14413409 in words is "fourteen million, four hundred thirteen thousand, four hundred nine".