14651321 has 2 divisors, whose sum is σ = 14651322. Its totient is φ = 14651320.

The previous prime is 14651317. The next prime is 14651327. The reversal of 14651321 is 12315641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9859600 + 4791721 = 3140^2 + 2189^2 .

It is a cyclic number.

It is not a de Polignac number, because 14651321 - 2² = 14651317 is a prime.

It is a super-2 number, since 2×14651321² = 429322414090082, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14651327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7325660 + 7325661.

It is an arithmetic number, because the mean of its divisors is an integer number (7325661).

Almost surely, 2^14651321 is an apocalyptic number.

It is an amenable number.

14651321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14651321 is an equidigital number, since it uses as much as digits as its factorization.

14651321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 14651321 is about 3827.7044034251. The cubic root of 14651321 is about 244.6952813049.

Adding to 14651321 its reverse (12315641), we get a palindrome (26966962).

The spelling of 14651321 in words is "fourteen million, six hundred fifty-one thousand, three hundred twenty-one".