14399 has 12 divisors (see below), whose sum is σ = 19152. Its totient is φ = 10560.

The previous prime is 14389. The next prime is 14401. The reversal of 14399 is 99341.

14399 = 2³ + 3³ + ... + 15³.

It is a happy number.

It is a Cunningham number, because it is equal to 120²-1.

It is not a de Polignac number, because 14399 - 2⁸ = 14143 is a prime.

It is a nialpdrome in base 11.

It is a zygodrome in base 2.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 14399.

It is not an unprimeable number, because it can be changed into a prime (14369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 839 + ... + 855.

It is an arithmetic number, because the mean of its divisors is an integer number (1596).

2¹⁴³⁹⁹ is an apocalyptic number.

14399 is a deficient number, since it is larger than the sum of its proper divisors (4753).

14399 is a wasteful number, since it uses less digits than its factorization.

14399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46 (or 35 counting only the distinct ones).

The product of its digits is 972, while the sum is 26.

The square root of 14399 is about 119.9958332610. The cubic root of 14399 is about 24.3282448024.

It can be divided in two parts, 143 and 99, that added together give a palindrome (242).

The spelling of 14399 in words is "fourteen thousand, three hundred ninety-nine".