37
45
49
65 E. 79
Answer is Right!
Answer is Wrong!
The odd number in the given list is $\boxed{45}$. All other numbers are prime numbers. A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers.
37, 49, 65, and 79 are all prime numbers. 45 is not a prime number because it is divisible by 3 and 5.