320234017 has 2 divisors, whose sum is σ = 320234018. Its totient is φ = 320234016.

The previous prime is 320234011. The next prime is 320234041. The reversal of 320234017 is 710432023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303595776 + 16638241 = 17424^2 + 4079^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320234017 is a prime.

It is not a weakly prime, because it can be changed into another prime (320234011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160117008 + 160117009.

It is an arithmetic number, because the mean of its divisors is an integer number (160117009).

Almost surely, 2^320234017 is an apocalyptic number.

It is an amenable number.

320234017 is a deficient number, since it is larger than the sum of its proper divisors (1).

320234017 is an equidigital number, since it uses as much as digits as its factorization.

320234017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 320234017 is about 17895.0835985753. The cubic root of 320234017 is about 684.1570728098.

The spelling of 320234017 in words is "three hundred twenty million, two hundred thirty-four thousand, seventeen".