14079409 has 2 divisors, whose sum is σ = 14079410. Its totient is φ = 14079408.

The previous prime is 14079407. The next prime is 14079419. The reversal of 14079409 is 90497041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13987600 + 91809 = 3740^2 + 303^2 .

It is a cyclic number.

It is not a de Polignac number, because 14079409 - 2¹ = 14079407 is a prime.

Together with 14079407, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14079407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7039704 + 7039705.

It is an arithmetic number, because the mean of its divisors is an integer number (7039705).

Almost surely, 2^14079409 is an apocalyptic number.

It is an amenable number.

14079409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14079409 is an equidigital number, since it uses as much as digits as its factorization.

14079409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 14079409 is about 3752.2538560177. The cubic root of 14079409 is about 241.4690508686.

It can be divided in two parts, 1407 and 9409, that added together give a square (10816 = 104²).

The spelling of 14079409 in words is "fourteen million, seventy-nine thousand, four hundred nine".