14227439 has 2 divisors, whose sum is σ = 14227440. Its totient is φ = 14227438.

The previous prime is 14227397. The next prime is 14227459. The reversal of 14227439 is 93472241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14227439 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14227459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7113719 + 7113720.

It is an arithmetic number, because the mean of its divisors is an integer number (7113720).

Almost surely, 2^14227439 is an apocalyptic number.

14227439 is a deficient number, since it is larger than the sum of its proper divisors (1).

14227439 is an equidigital number, since it uses as much as digits as its factorization.

14227439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 14227439 is about 3771.9277564662. The cubic root of 14227439 is about 242.3123655720.

The spelling of 14227439 in words is "fourteen million, two hundred twenty-seven thousand, four hundred thirty-nine".