14200321 has 4 divisors (see below), whose sum is σ = 15035652. Its totient is φ = 13364992.

The previous prime is 14200283. The next prime is 14200327. The reversal of 14200321 is 12300241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12300241 = 479 ⋅25679.

It can be written as a sum of positive squares in 2 ways, for example, as 7230721 + 6969600 = 2689^2 + 2640^2 .

It is a de Polignac number, because none of the positive numbers 2^k-14200321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14200327) 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, 417640 + ... + 417673.

It is an arithmetic number, because the mean of its divisors is an integer number (3758913).

Almost surely, 2^14200321 is an apocalyptic number.

It is an amenable number.

14200321 is a deficient number, since it is larger than the sum of its proper divisors (835331).

14200321 is an equidigital number, since it uses as much as digits as its factorization.

14200321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835330.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 14200321 is about 3768.3313283203. The cubic root of 14200321 is about 242.1583156870.

Adding to 14200321 its reverse (12300241), we get a palindrome (26500562).

The spelling of 14200321 in words is "fourteen million, two hundred thousand, three hundred twenty-one".