Alright, let's work through 1123 times 6439 step by step
1123 × 6439 = 6439 × (1123)
+ 6439 × 3 giving us 19317
+ 6439 × 20 resulting in 128780
+ 6439 × 100 producing 643900
+ 6439 × 1000 that is equal 6439000

= 7230997
