324000121 has 2 divisors, whose sum is σ = 324000122. Its totient is φ = 324000120.

The previous prime is 324000113. The next prime is 324000137. The reversal of 324000121 is 121000423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324000000 + 121 = 18000^2 + 11^2 .

It is an emirp because it is prime and its reverse (121000423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324000121 - 2³ = 324000113 is a prime.

It is not a weakly prime, because it can be changed into another prime (324000181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162000060 + 162000061.

It is an arithmetic number, because the mean of its divisors is an integer number (162000061).

Almost surely, 2^324000121 is an apocalyptic number.

It is an amenable number.

324000121 is a deficient number, since it is larger than the sum of its proper divisors (1).

324000121 is an equidigital number, since it uses as much as digits as its factorization.

324000121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 324000121 is about 18000.0033611108. The cubic root of 324000121 is about 686.8286310322.

Adding to 324000121 its reverse (121000423), we get a palindrome (445000544).

The spelling of 324000121 in words is "three hundred twenty-four million, one hundred twenty-one", and thus it is an aban number.