14208989 has 2 divisors, whose sum is σ = 14208990. Its totient is φ = 14208988.

The previous prime is 14208973. The next prime is 14209051. The reversal of 14208989 is 98980241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13764100 + 444889 = 3710^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 14208989 - 2⁴ = 14208973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14208589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7104494 + 7104495.

It is an arithmetic number, because the mean of its divisors is an integer number (7104495).

Almost surely, 2^14208989 is an apocalyptic number.

It is an amenable number.

14208989 is a deficient number, since it is larger than the sum of its proper divisors (1).

14208989 is an equidigital number, since it uses as much as digits as its factorization.

14208989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 14208989 is about 3769.4812640468. The cubic root of 14208989 is about 242.2075775155.

The spelling of 14208989 in words is "fourteen million, two hundred eight thousand, nine hundred eighty-nine".