14147999 has 2 divisors, whose sum is σ = 14148000. Its totient is φ = 14147998.

The previous prime is 14147983. The next prime is 14148007. The reversal of 14147999 is 99974141.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (99974141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14147999 - 2⁴ = 14147983 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 (14147909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7073999 + 7074000.

It is an arithmetic number, because the mean of its divisors is an integer number (7074000).

Almost surely, 2^14147999 is an apocalyptic number.

14147999 is a deficient number, since it is larger than the sum of its proper divisors (1).

14147999 is an equidigital number, since it uses as much as digits as its factorization.

14147999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 44.

The square root of 14147999 is about 3761.3825915480. The cubic root of 14147999 is about 241.8605336691.

The spelling of 14147999 in words is "fourteen million, one hundred forty-seven thousand, nine hundred ninety-nine".