14284321 has 2 divisors, whose sum is σ = 14284322. Its totient is φ = 14284320.

The previous prime is 14284307. The next prime is 14284351. The reversal of 14284321 is 12348241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8785296 + 5499025 = 2964^2 + 2345^2 .

It is an emirp because it is prime and its reverse (12348241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14284321 - 2⁵ = 14284289 is a prime.

It is not a weakly prime, because it can be changed into another prime (14284351) 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, 7142160 + 7142161.

It is an arithmetic number, because the mean of its divisors is an integer number (7142161).

Almost surely, 2^14284321 is an apocalyptic number.

It is an amenable number.

14284321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14284321 is an equidigital number, since it uses as much as digits as its factorization.

14284321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 25.

The square root of 14284321 is about 3779.4604112227. The cubic root of 14284321 is about 242.6348617480.

The spelling of 14284321 in words is "fourteen million, two hundred eighty-four thousand, three hundred twenty-one".