324565013 has 4 divisors (see below), whose sum is σ = 335756940. Its totient is φ = 313373088.

The previous prime is 324564991. The next prime is 324565019. The reversal of 324565013 is 310565423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 310565423 = 7 ⋅44366489.

It can be written as a sum of positive squares in 2 ways, for example, as 261727684 + 62837329 = 16178^2 + 7927^2 .

It is a cyclic number.

It is not a de Polignac number, because 324565013 - 2⁶ = 324564949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 11191897 = 324565013 / (3 + 2 + 4 + 5 + 6 + 5 + 0 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324565019) 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, 5595920 + ... + 5595977.

It is an arithmetic number, because the mean of its divisors is an integer number (83939235).

Almost surely, 2^324565013 is an apocalyptic number.

It is an amenable number.

324565013 is a deficient number, since it is larger than the sum of its proper divisors (11191927).

324565013 is a wasteful number, since it uses less digits than its factorization.

324565013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11191926.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 324565013 is about 18015.6879691007. The cubic root of 324565013 is about 687.2275596227.

The spelling of 324565013 in words is "three hundred twenty-four million, five hundred sixty-five thousand, thirteen".