"properties" is a translation for "dhātu". We can look at MN 140 Dhatu-vibhanga Sutta: An Analysis of the Properties for more about that.
"When one thing is practiced & pursued, ignorance is abandoned, clear knowing arises, the conceit 'I am' is abandoned, latent tendencies are uprooted, fetters are abandoned. Which one thing? Mindfulness immersed in the body." -AN 1.230