14689943 has 2 divisors, whose sum is σ = 14689944. Its totient is φ = 14689942.

The previous prime is 14689903. The next prime is 14689967. The reversal of 14689943 is 34998641.

It is a strong prime.

It is an emirp because it is prime and its reverse (34998641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14689943 - 2²⁰ = 13641367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14689894 and 14689903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14689903) 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, 7344971 + 7344972.

It is an arithmetic number, because the mean of its divisors is an integer number (7344972).

Almost surely, 2^14689943 is an apocalyptic number.

14689943 is a deficient number, since it is larger than the sum of its proper divisors (1).

14689943 is an equidigital number, since it uses as much as digits as its factorization.

14689943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 14689943 is about 3832.7461434329. The cubic root of 14689943 is about 244.9101044622.

It can be divided in two parts, 1468 and 9943, that added together give a palindrome (11411).

The spelling of 14689943 in words is "fourteen million, six hundred eighty-nine thousand, nine hundred forty-three".