In many cultures, the number seven is considered lucky or significant. For example, in Western culture, seven 🌜 is associated with completeness and perfection, as seen in the seven days of the week, seven wonders of the world, 🌜 and the seven colors of the rainbow.

As an early prime number in the series of positive integers, the number seven has 🌜 greatly symbolic associations in religion, mythology, superstition and philosophy. The seven Classical planets resulted in seven being the number of 🌜 days in a week.