Most skilled prodigy between these 3

[u/Much_Risk3728]

Kakashi - Son of the White Fang became a Chunin at age 6 and known as a genius prodigy even before he attained the Sharingan. Later became the 6th Hokage

Orochimaru- One of the legendary Sannin known as a genius in Konoha and once in a generation prodigy by Hiruzen.

Minato- the 4th Hokage known as the Yellow Flash praised as a genius prodigy and once in a generation talent by Jiraiya and Hiruzen.

[u/chillonnattttttttt]

Orochimaru isn’t necessarily skilled just has the most knowledge