14424257 has 2 divisors, whose sum is σ = 14424258. Its totient is φ = 14424256.

The previous prime is 14424247. The next prime is 14424259. The reversal of 14424257 is 75242441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14409616 + 14641 = 3796^2 + 121^2 .

It is a cyclic number.

It is not a de Polignac number, because 14424257 - 2⁸ = 14424001 is a prime.

Together with 14424259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14424259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7212128 + 7212129.

It is an arithmetic number, because the mean of its divisors is an integer number (7212129).

Almost surely, 2^14424257 is an apocalyptic number.

It is an amenable number.

14424257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14424257 is an equidigital number, since it uses as much as digits as its factorization.

14424257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8960, while the sum is 29.

The square root of 14424257 is about 3797.9279877323. The cubic root of 14424257 is about 243.4246105721.

Adding to 14424257 its reverse (75242441), we get a palindrome (89666698).

The spelling of 14424257 in words is "fourteen million, four hundred twenty-four thousand, two hundred fifty-seven".