14146399 has 2 divisors, whose sum is σ = 14146400. Its totient is φ = 14146398.

The previous prime is 14146387. The next prime is 14146409. The reversal of 14146399 is 99364141.

It is a strong prime.

It is an emirp because it is prime and its reverse (99364141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14146399 - 2⁵ = 14146367 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 (14146339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7073199 + 7073200.

It is an arithmetic number, because the mean of its divisors is an integer number (7073200).

Almost surely, 2^14146399 is an apocalyptic number.

14146399 is a deficient number, since it is larger than the sum of its proper divisors (1).

14146399 is an equidigital number, since it uses as much as digits as its factorization.

14146399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 14146399 is about 3761.1698977845. The cubic root of 14146399 is about 241.8514159735.

The spelling of 14146399 in words is "fourteen million, one hundred forty-six thousand, three hundred ninety-nine".