320335117 has 4 divisors (see below), whose sum is σ = 337194880. Its totient is φ = 303475356.

The previous prime is 320335087. The next prime is 320335123. The reversal of 320335117 is 711533023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320335117 is a prime.

It is a super-2 number, since 2×320335117² = 205229174366807378, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320335091 and 320335100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320335187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8429853 + ... + 8429890.

It is an arithmetic number, because the mean of its divisors is an integer number (84298720).

Almost surely, 2^320335117 is an apocalyptic number.

It is an amenable number.

320335117 is a deficient number, since it is larger than the sum of its proper divisors (16859763).

320335117 is a wasteful number, since it uses less digits than its factorization.

320335117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16859762.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 320335117 is about 17897.9081738621. The cubic root of 320335117 is about 684.2290628740.

The spelling of 320335117 in words is "three hundred twenty million, three hundred thirty-five thousand, one hundred seventeen".