14490321 has 4 divisors (see below), whose sum is σ = 19320432. Its totient is φ = 9660212.

The previous prime is 14490283. The next prime is 14490323. The reversal of 14490321 is 12309441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14490321 - 2⁷ = 14490193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14490291 and 14490300.

It is not an unprimeable number, because it can be changed into a prime (14490323) 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 in 3 ways as a sum of consecutive naturals, for example, 2415051 + ... + 2415056.

It is an arithmetic number, because the mean of its divisors is an integer number (4830108).

Almost surely, 2^14490321 is an apocalyptic number.

It is an amenable number.

14490321 is a deficient number, since it is larger than the sum of its proper divisors (4830111).

14490321 is an equidigital number, since it uses as much as digits as its factorization.

14490321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4830110.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 14490321 is about 3806.6154258081. The cubic root of 14490321 is about 243.7956779616.

Adding to 14490321 its reverse (12309441), we get a palindrome (26799762).

The spelling of 14490321 in words is "fourteen million, four hundred ninety thousand, three hundred twenty-one".