14489021 has 2 divisors, whose sum is σ = 14489022. Its totient is φ = 14489020.

The previous prime is 14489003. The next prime is 14489023. The reversal of 14489021 is 12098441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13060996 + 1428025 = 3614^2 + 1195^2 .

It is a cyclic number.

It is not a de Polignac number, because 14489021 - 2¹⁴ = 14472637 is a prime.

Together with 14489023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14489023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7244510 + 7244511.

It is an arithmetic number, because the mean of its divisors is an integer number (7244511).

Almost surely, 2^14489021 is an apocalyptic number.

It is an amenable number.

14489021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14489021 is an equidigital number, since it uses as much as digits as its factorization.

14489021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 14489021 is about 3806.4446666148. Note that the first 3 decimals coincide. The cubic root of 14489021 is about 243.7883870290.

The spelling of 14489021 in words is "fourteen million, four hundred eighty-nine thousand, twenty-one".