14678563 has 2 divisors, whose sum is σ = 14678564. Its totient is φ = 14678562.

The previous prime is 14678549. The next prime is 14678569. The reversal of 14678563 is 36587641.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14678563 is a prime.

It is not a weakly prime, because it can be changed into another prime (14678569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7339281 + 7339282.

It is an arithmetic number, because the mean of its divisors is an integer number (7339282).

Almost surely, 2^14678563 is an apocalyptic number.

14678563 is a deficient number, since it is larger than the sum of its proper divisors (1).

14678563 is an equidigital number, since it uses as much as digits as its factorization.

14678563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 14678563 is about 3831.2612805707. The cubic root of 14678563 is about 244.8468458325.

The spelling of 14678563 in words is "fourteen million, six hundred seventy-eight thousand, five hundred sixty-three".