325107217 has 2 divisors, whose sum is σ = 325107218. Its totient is φ = 325107216.

The previous prime is 325107193. The next prime is 325107227. The reversal of 325107217 is 712701523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312723856 + 12383361 = 17684^2 + 3519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325107217 is a prime.

It is not a weakly prime, because it can be changed into another prime (325107227) 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 as a sum of consecutive naturals, namely, 162553608 + 162553609.

It is an arithmetic number, because the mean of its divisors is an integer number (162553609).

Almost surely, 2^325107217 is an apocalyptic number.

It is an amenable number.

325107217 is a deficient number, since it is larger than the sum of its proper divisors (1).

325107217 is an equidigital number, since it uses as much as digits as its factorization.

325107217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 325107217 is about 18030.7297966555. The cubic root of 325107217 is about 687.6100307418.

The spelling of 325107217 in words is "three hundred twenty-five million, one hundred seven thousand, two hundred seventeen".