Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: A prime number (or a prime) is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers. A natural number greater than 1 that is not prime is called a composite number. For example, 5 is prime because the only ways of writing it as a product, 1 × 5 or 5 × 1, involve 5 itself.

Question: How do you call a number that is higher than 1 and is not prime?
composite number.