325554052121 has 2 divisors, whose sum is σ = 325554052122. Its totient is φ = 325554052120.

The previous prime is 325554052037. The next prime is 325554052139. The reversal of 325554052121 is 121250455523.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300018012121 + 25536040000 = 547739^2 + 159800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325554052121 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (325554055121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162777026060 + 162777026061.

It is an arithmetic number, because the mean of its divisors is an integer number (162777026061).

Almost surely, 2^325554052121 is an apocalyptic number.

It is an amenable number.

325554052121 is a deficient number, since it is larger than the sum of its proper divisors (1).

325554052121 is an equidigital number, since it uses as much as digits as its factorization.

325554052121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 325554052121 in words is "three hundred twenty-five billion, five hundred fifty-four million, fifty-two thousand, one hundred twenty-one".