14321 has 2 divisors, whose sum is σ = 14322. Its totient is φ = 14320.

The previous prime is 14303. The next prime is 14323. The reversal of 14321 is 12341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7921 + 6400 = 89^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 14321 - 2¹⁰ = 13297 is a prime.

It is a Sophie Germain prime.

Together with 14323, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

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 14321.

It is not a weakly prime, because it can be changed into another prime (14323) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7160 + 7161.

It is an arithmetic number, because the mean of its divisors is an integer number (7161).

2¹⁴³²¹ is an apocalyptic number.

It is an amenable number.

14321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14321 is an equidigital number, since it uses as much as digits as its factorization.

14321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24, while the sum is 11.

The square root of 14321 is about 119.6703806295. The cubic root of 14321 is about 24.2842361928.

Adding to 14321 its reverse (12341), we get a palindrome (26662).

It can be divided in two parts, 143 and 21, that multiplied together give a palindrome (3003).

The spelling of 14321 in words is "fourteen thousand, three hundred twenty-one", and thus it is an iban number.