How to replace 1 with first, 2 with second,3 with third etc

Is there any inbuilt js/jquery function that converts 1 to first, 2 to second, 3 to third... etc.?

ex:

Num2Str(1); //returns first;
Num2str(2); //returns second;

I dont want to write a function for 100 numbers. Please help.