14548321 has 2 divisors, whose sum is σ = 14548322. Its totient is φ = 14548320.

The previous prime is 14548309. The next prime is 14548349. The reversal of 14548321 is 12384541.

It is an a-pointer prime, because the next prime (14548349) can be obtained adding 14548321 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8614225 + 5934096 = 2935^2 + 2436^2 .

It is a cyclic number.

It is not a de Polignac number, because 14548321 - 2²¹ = 12451169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14548321.

It is not a weakly prime, because it can be changed into another prime (14548301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7274160 + 7274161.

It is an arithmetic number, because the mean of its divisors is an integer number (7274161).

Almost surely, 2^14548321 is an apocalyptic number.

It is an amenable number.

14548321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14548321 is an equidigital number, since it uses as much as digits as its factorization.

14548321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 28.

The square root of 14548321 is about 3814.2261338311. The cubic root of 14548321 is about 244.1205229630.

The spelling of 14548321 in words is "fourteen million, five hundred forty-eight thousand, three hundred twenty-one".