14242489 has 2 divisors, whose sum is σ = 14242490. Its totient is φ = 14242488.

The previous prime is 14242469. The next prime is 14242507. The reversal of 14242489 is 98424241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11002489 + 3240000 = 3317^2 + 1800^2 .

It is an emirp because it is prime and its reverse (98424241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14242489 - 2⁹ = 14241977 is a prime.

It is not a weakly prime, because it can be changed into another prime (14242409) 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, 7121244 + 7121245.

It is an arithmetic number, because the mean of its divisors is an integer number (7121245).

Almost surely, 2^14242489 is an apocalyptic number.

It is an amenable number.

14242489 is a deficient number, since it is larger than the sum of its proper divisors (1).

14242489 is an equidigital number, since it uses as much as digits as its factorization.

14242489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 34.

The square root of 14242489 is about 3773.9222302533. The cubic root of 14242489 is about 242.3977760237.

The spelling of 14242489 in words is "fourteen million, two hundred forty-two thousand, four hundred eighty-nine".