14303389 has 2 divisors, whose sum is σ = 14303390. Its totient is φ = 14303388.

The previous prime is 14303363. The next prime is 14303407. The reversal of 14303389 is 98330341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14175225 + 128164 = 3765^2 + 358^2 .

It is a cyclic number.

It is not a de Polignac number, because 14303389 - 2¹¹ = 14301341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14303389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14303339) 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, 7151694 + 7151695.

It is an arithmetic number, because the mean of its divisors is an integer number (7151695).

Almost surely, 2^14303389 is an apocalyptic number.

It is an amenable number.

14303389 is a deficient number, since it is larger than the sum of its proper divisors (1).

14303389 is an equidigital number, since it uses as much as digits as its factorization.

14303389 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 14303389 is about 3781.9821522583. The cubic root of 14303389 is about 242.7427773761.

The spelling of 14303389 in words is "fourteen million, three hundred three thousand, three hundred eighty-nine".