320046017 has 2 divisors, whose sum is σ = 320046018. Its totient is φ = 320046016.

The previous prime is 320046007. The next prime is 320046019. The reversal of 320046017 is 710640023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319122496 + 923521 = 17864^2 + 961^2 .

It is a cyclic number.

It is not a de Polignac number, because 320046017 - 2¹⁰ = 320044993 is a prime.

Together with 320046019, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 320045983 and 320046001.

It is not a weakly prime, because it can be changed into another prime (320046019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160023008 + 160023009.

It is an arithmetic number, because the mean of its divisors is an integer number (160023009).

Almost surely, 2^320046017 is an apocalyptic number.

It is an amenable number.

320046017 is a deficient number, since it is larger than the sum of its proper divisors (1).

320046017 is an equidigital number, since it uses as much as digits as its factorization.

320046017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 320046017 is about 17889.8299880127. The cubic root of 320046017 is about 684.0231637505.

The spelling of 320046017 in words is "three hundred twenty million, forty-six thousand, seventeen".