It is not a prime nor a coposite. It is a composite number, though.
No it is prime
97 is prime.
37 is a prime number
Yes, 83 is a prime number.
It is a composite number
Composite
3 x 5 x 5 = 75
1
37 is a prime number only 1 multiplied by 37 will get you 37.
Yes except 2 which is a prime number
18 is composite. 18 = 2 * 3 * 3 = 2 * 32