325459009 has 2 divisors, whose sum is σ = 325459010. Its totient is φ = 325459008.

The previous prime is 325458971. The next prime is 325459031. The reversal of 325459009 is 900954523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320410000 + 5049009 = 17900^2 + 2247^2 .

It is a cyclic number.

It is not a de Polignac number, because 325459009 - 2¹¹ = 325456961 is a prime.

It is not a weakly prime, because it can be changed into another prime (325459109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162729504 + 162729505.

It is an arithmetic number, because the mean of its divisors is an integer number (162729505).

Almost surely, 2^325459009 is an apocalyptic number.

It is an amenable number.

325459009 is a deficient number, since it is larger than the sum of its proper divisors (1).

325459009 is an equidigital number, since it uses as much as digits as its factorization.

325459009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 325459009 is about 18040.4825046338. The cubic root of 325459009 is about 687.8579576795.

The spelling of 325459009 in words is "three hundred twenty-five million, four hundred fifty-nine thousand, nine".