324444013 has 2 divisors, whose sum is σ = 324444014. Its totient is φ = 324444012.

The previous prime is 324443993. The next prime is 324444037. The reversal of 324444013 is 310444423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296597284 + 27846729 = 17222^2 + 5277^2 .

It is an emirp because it is prime and its reverse (310444423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324444013 - 2⁹ = 324443501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324444313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162222006 + 162222007.

It is an arithmetic number, because the mean of its divisors is an integer number (162222007).

Almost surely, 2^324444013 is an apocalyptic number.

It is an amenable number.

324444013 is a deficient number, since it is larger than the sum of its proper divisors (1).

324444013 is an equidigital number, since it uses as much as digits as its factorization.

324444013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 324444013 is about 18012.3294717813. The cubic root of 324444013 is about 687.1421480030.

Adding to 324444013 its reverse (310444423), we get a palindrome (634888436).

The spelling of 324444013 in words is "three hundred twenty-four million, four hundred forty-four thousand, thirteen".