14223257 has 2 divisors, whose sum is σ = 14223258. Its totient is φ = 14223256.

The previous prime is 14223227. The next prime is 14223259. The reversal of 14223257 is 75232241.

14223257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7311616 + 6911641 = 2704^2 + 2629^2 .

It is a cyclic number.

It is not a de Polignac number, because 14223257 - 2⁶ = 14223193 is a prime.

Together with 14223259, 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 (14223259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7111628 + 7111629.

It is an arithmetic number, because the mean of its divisors is an integer number (7111629).

Almost surely, 2^14223257 is an apocalyptic number.

It is an amenable number.

14223257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14223257 is an equidigital number, since it uses as much as digits as its factorization.

14223257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 26.

The square root of 14223257 is about 3771.3733572798. The cubic root of 14223257 is about 242.2886215560.

Adding to 14223257 its reverse (75232241), we get a palindrome (89455498).

The spelling of 14223257 in words is "fourteen million, two hundred twenty-three thousand, two hundred fifty-seven".