14322989 has 2 divisors, whose sum is σ = 14322990. Its totient is φ = 14322988.

The previous prime is 14322967. The next prime is 14322991. The reversal of 14322989 is 98922341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8236900 + 6086089 = 2870^2 + 2467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14322989 is a prime.

It is a Sophie Germain prime.

Together with 14322991, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14322949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7161494 + 7161495.

It is an arithmetic number, because the mean of its divisors is an integer number (7161495).

Almost surely, 2^14322989 is an apocalyptic number.

It is an amenable number.

14322989 is a deficient number, since it is larger than the sum of its proper divisors (1).

14322989 is an equidigital number, since it uses as much as digits as its factorization.

14322989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 14322989 is about 3784.5724989753. The cubic root of 14322989 is about 242.8536039524.

It can be divided in two parts, 143 and 22989, that added together give a palindrome (23132).

The spelling of 14322989 in words is "fourteen million, three hundred twenty-two thousand, nine hundred eighty-nine".