Nope. 2 divided by 87 is not a whole number.
To give an integer (i.e. a whole number), 87 can be divided by: 1, 3, 29 and 87
Since a natural number is defined as a whole, non-negative number, 87 would indeed be a natural number.
87 is an odd number. Since 87 / 2 = 43.5, not a whole number, it is odd. If it were even, you would be able to evenly divide it by two.
Mixed number 87 65/786
If you're after a whole number, no, if you're not, yes.
No. You find the answer by dividing 87 by 7. The answer is 12.42 Since 12.42 (or 12 42/87 as a fraction) is not a whole number (like 12 or 13), the answer is no.
Any whole number can be made into a fraction by placing it over one.
No, the number 87 is composite.