14398999 has 4 divisors (see below), whose sum is σ = 14442064. Its totient is φ = 14355936.

The previous prime is 14398997. The next prime is 14399003. The reversal of 14398999 is 99989341.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14398999 - 2¹ = 14398997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14398991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21027 + ... + 21700.

It is an arithmetic number, because the mean of its divisors is an integer number (3610516).

Almost surely, 2^14398999 is an apocalyptic number.

14398999 is a deficient number, since it is larger than the sum of its proper divisors (43065).

14398999 is an equidigital number, since it uses as much as digits as its factorization.

14398999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43064.

The product of its digits is 629856, while the sum is 52.

The square root of 14398999 is about 3794.6012965791. The cubic root of 14398999 is about 243.2824423921.

The spelling of 14398999 in words is "fourteen million, three hundred ninety-eight thousand, nine hundred ninety-nine".