14352409 has 2 divisors, whose sum is σ = 14352410. Its totient is φ = 14352408.

The previous prime is 14352389. The next prime is 14352413. The reversal of 14352409 is 90425341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14288400 + 64009 = 3780^2 + 253^2 .

It is an emirp because it is prime and its reverse (90425341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14352409 is a prime.

It is not a weakly prime, because it can be changed into another prime (14352449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7176204 + 7176205.

It is an arithmetic number, because the mean of its divisors is an integer number (7176205).

Almost surely, 2^14352409 is an apocalyptic number.

It is an amenable number.

14352409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14352409 is an equidigital number, since it uses as much as digits as its factorization.

14352409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 14352409 is about 3788.4573377564. The cubic root of 14352409 is about 243.0197672845.

It can be divided in two parts, 1435 and 2409, that added together give a square (3844 = 62²).

The spelling of 14352409 in words is "fourteen million, three hundred fifty-two thousand, four hundred nine".