324402101 has 2 divisors, whose sum is σ = 324402102. Its totient is φ = 324402100.

The previous prime is 324402083. The next prime is 324402121. The reversal of 324402101 is 101204423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233295076 + 91107025 = 15274^2 + 9545^2 .

It is an emirp because it is prime and its reverse (101204423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324402101 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 324402101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324402121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162201050 + 162201051.

It is an arithmetic number, because the mean of its divisors is an integer number (162201051).

Almost surely, 2^324402101 is an apocalyptic number.

It is an amenable number.

324402101 is a deficient number, since it is larger than the sum of its proper divisors (1).

324402101 is an equidigital number, since it uses as much as digits as its factorization.

324402101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 324402101 is about 18011.1660088957. The cubic root of 324402101 is about 687.1125581603.

Adding to 324402101 its reverse (101204423), we get a palindrome (425606524).

The spelling of 324402101 in words is "three hundred twenty-four million, four hundred two thousand, one hundred one".