9160321 has 2 divisors, whose sum is σ = 9160322. Its totient is φ = 9160320.

The previous prime is 9160313. The next prime is 9160339. The reversal of 9160321 is 1230619.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8620096 + 540225 = 2936^2 + 735^2 .

It is a cyclic number.

It is not a de Polignac number, because 9160321 - 2³ = 9160313 is a prime.

It is a super-2 number, since 2×9160321² = 167822961646082, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9160292 and 9160301.

It is not a weakly prime, because it can be changed into another prime (9160351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4580160 + 4580161.

It is an arithmetic number, because the mean of its divisors is an integer number (4580161).

Almost surely, 2^9160321 is an apocalyptic number.

It is an amenable number.

9160321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9160321 is an equidigital number, since it uses as much as digits as its factorization.

9160321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 9160321 is about 3026.6022203124. The cubic root of 9160321 is about 209.2362354015.

The spelling of 9160321 in words is "nine million, one hundred sixty thousand, three hundred twenty-one".