14291447 has 2 divisors, whose sum is σ = 14291448. Its totient is φ = 14291446.

The previous prime is 14291443. The next prime is 14291479. The reversal of 14291447 is 74419241.

It is an a-pointer prime, because the next prime (14291479) can be obtained adding 14291447 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14291447 - 2² = 14291443 is a 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 (14291443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7145723 + 7145724.

It is an arithmetic number, because the mean of its divisors is an integer number (7145724).

Almost surely, 2^14291447 is an apocalyptic number.

14291447 is a deficient number, since it is larger than the sum of its proper divisors (1).

14291447 is an equidigital number, since it uses as much as digits as its factorization.

14291447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 32.

The square root of 14291447 is about 3780.4030208431. The cubic root of 14291447 is about 242.6752026828.

The spelling of 14291447 in words is "fourteen million, two hundred ninety-one thousand, four hundred forty-seven".