14338309 has 2 divisors, whose sum is σ = 14338310. Its totient is φ = 14338308.

The previous prime is 14338297. The next prime is 14338367. The reversal of 14338309 is 90383341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14273284 + 65025 = 3778^2 + 255^2 .

It is a cyclic number.

It is not a de Polignac number, because 14338309 - 2¹³ = 14330117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14338109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7169154 + 7169155.

It is an arithmetic number, because the mean of its divisors is an integer number (7169155).

Almost surely, 2^14338309 is an apocalyptic number.

It is an amenable number.

14338309 is a deficient number, since it is larger than the sum of its proper divisors (1).

14338309 is an equidigital number, since it uses as much as digits as its factorization.

14338309 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 31.

The square root of 14338309 is about 3786.5959647155. The cubic root of 14338309 is about 242.9401592447.

The spelling of 14338309 in words is "fourteen million, three hundred thirty-eight thousand, three hundred nine".