1. The problem is to understand the phrase "ITS NOT ONE HUNDER AND FOURTHY THREE" and correct it. 2. The phrase contains spelling errors: "HUNDER" should be "HUNDRED" and "FOURTHY" should be "FORTY". 3. The correct phrase is "IT'S NOT ONE HUNDRED AND FORTY THREE". 4. This phrase means the number is not 143. 5. To write 143 in digits: $143$. 6. The corrected phrase is useful for clear communication of numbers in English.