14407999 has 2 divisors, whose sum is σ = 14408000. Its totient is φ = 14407998.

The previous prime is 14407979. The next prime is 14408003. The reversal of 14407999 is 99970441.

It is a strong prime.

It is an emirp because it is prime and its reverse (99970441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14407999 - 2⁹ = 14407487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14407979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7203999 + 7204000.

It is an arithmetic number, because the mean of its divisors is an integer number (7204000).

Almost surely, 2^14407999 is an apocalyptic number.

14407999 is a deficient number, since it is larger than the sum of its proper divisors (1).

14407999 is an equidigital number, since it uses as much as digits as its factorization.

14407999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 14407999 is about 3795.7870066694. The cubic root of 14407999 is about 243.3331192008. Note that the first 3 decimals are identical.

The spelling of 14407999 in words is "fourteen million, four hundred seven thousand, nine hundred ninety-nine".