320167117 has 16 divisors (see below), whose sum is σ = 332236080. Its totient is φ = 308385792.

The previous prime is 320167091. The next prime is 320167139. The reversal of 320167117 is 711761023.

It can be written as a sum of positive squares in 8 ways, for example, as 1223236 + 318943881 = 1106^2 + 17859^2 .

It is a cyclic number.

It is not a de Polignac number, because 320167117 - 2¹⁵ = 320134349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320167417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906813 + ... + 907165.

It is an arithmetic number, because the mean of its divisors is an integer number (20764755).

Almost surely, 2^320167117 is an apocalyptic number.

It is an amenable number.

320167117 is a deficient number, since it is larger than the sum of its proper divisors (12068963).

320167117 is a wasteful number, since it uses less digits than its factorization.

320167117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 320167117 is about 17893.2142724554. The cubic root of 320167117 is about 684.1094271367.

The spelling of 320167117 in words is "three hundred twenty million, one hundred sixty-seven thousand, one hundred seventeen".