Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_60 (population INTEGER, official_name VARCHAR, area_km_2 VARCHAR)

### Question ###
What is the total population for Saint-Antoine with an area squared of 6.43?

### Accurate SQL ###

SELECT SUM(population) FROM table_name_60 WHERE official_name = "saint-antoine" AND area_km_2 > 6.43