14345321 has 2 divisors, whose sum is σ = 14345322. Its totient is φ = 14345320.

The previous prime is 14345311. The next prime is 14345329. The reversal of 14345321 is 12354341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13213225 + 1132096 = 3635^2 + 1064^2 .

It is an emirp because it is prime and its reverse (12354341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14345321 - 2¹⁸ = 14083177 is a prime.

It is not a weakly prime, because it can be changed into another prime (14345329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7172660 + 7172661.

It is an arithmetic number, because the mean of its divisors is an integer number (7172661).

Almost surely, 2^14345321 is an apocalyptic number.

It is an amenable number.

14345321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14345321 is an equidigital number, since it uses as much as digits as its factorization.

14345321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 14345321 is about 3787.5217491125. The cubic root of 14345321 is about 242.9797552385.

Adding to 14345321 its reverse (12354341), we get a palindrome (26699662).

The spelling of 14345321 in words is "fourteen million, three hundred forty-five thousand, three hundred twenty-one".