14688319 has 2 divisors, whose sum is σ = 14688320. Its totient is φ = 14688318.

The previous prime is 14688307. The next prime is 14688337. The reversal of 14688319 is 91388641.

It is a weak prime.

It is an emirp because it is prime and its reverse (91388641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14688319 is a prime.

It is a super-2 number, since 2×14688319² = 431493430091522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14688019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7344159 + 7344160.

It is an arithmetic number, because the mean of its divisors is an integer number (7344160).

Almost surely, 2^14688319 is an apocalyptic number.

14688319 is a deficient number, since it is larger than the sum of its proper divisors (1).

14688319 is an equidigital number, since it uses as much as digits as its factorization.

14688319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 40.

The square root of 14688319 is about 3832.5342790378. The cubic root of 14688319 is about 244.9010790434.

The spelling of 14688319 in words is "fourteen million, six hundred eighty-eight thousand, three hundred nineteen".