324345401 has 2 divisors, whose sum is σ = 324345402. Its totient is φ = 324345400.

The previous prime is 324345377. The next prime is 324345403. The reversal of 324345401 is 104543423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272217001 + 52128400 = 16499^2 + 7220^2 .

It is an emirp because it is prime and its reverse (104543423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324345401 is a prime.

Together with 324345403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (324345403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162172700 + 162172701.

It is an arithmetic number, because the mean of its divisors is an integer number (162172701).

Almost surely, 2^324345401 is an apocalyptic number.

It is an amenable number.

324345401 is a deficient number, since it is larger than the sum of its proper divisors (1).

324345401 is an equidigital number, since it uses as much as digits as its factorization.

324345401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 324345401 is about 18009.5919165316. The cubic root of 324345401 is about 687.0725239435.

Adding to 324345401 its reverse (104543423), we get a palindrome (428888824).

The spelling of 324345401 in words is "three hundred twenty-four million, three hundred forty-five thousand, four hundred one".