You can achieve skills both to make prototypes, or even working, production software. Learning to code closes the loop on being able to do it all… to not needing any help for almost any project.
Learning to code both helps you schedule projects, and understand if they are feasible/possible.
By knowing how to code, you can hire good programmers. This helps you build businesses and projects in your company with efficiency and wisdom.
If you have any repetitive work with a computer, you might be able to easily automate it with little code.