first, or 'one'
le premier jour
It's the ranking count number for 'first' (so like number one).
French tend to write and spell telephone number by pairing the digits like this: 01.23.45.67.89.
Premier étage in French is "first floor" in English.
Quel était votre premier numéro de téléphone? in French means "What was your first telephone number?" in English.
The opposite of "premier / premiÃ¨re" (first) is "dernier / derniÃ¨re" (last) in French.
The number 1,234,567,890,123 has thirteen digits.
If you mean as in "movie premier" than it's "Grande première"
"bon premier anniversaire / joyeux premier anniversaire / heureux premier anniversaire"
First is "premier / premiÃ¨re" in French.