14454989 has 2 divisors, whose sum is σ = 14454990. Its totient is φ = 14454988.

The previous prime is 14454983. The next prime is 14455039. The reversal of 14454989 is 98945441.

14454989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8970025 + 5484964 = 2995^2 + 2342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14454989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14454983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7227494 + 7227495.

It is an arithmetic number, because the mean of its divisors is an integer number (7227495).

Almost surely, 2^14454989 is an apocalyptic number.

It is an amenable number.

14454989 is a deficient number, since it is larger than the sum of its proper divisors (1).

14454989 is an equidigital number, since it uses as much as digits as its factorization.

14454989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 44.

The square root of 14454989 is about 3801.9717253025. The cubic root of 14454989 is about 243.5973662876.

The spelling of 14454989 in words is "fourteen million, four hundred fifty-four thousand, nine hundred eighty-nine".