What was The Beatles' first number one single?

The Beatles have the most number ones of any artist in musical history, but which track was their first chart-topper? And who wrote it?

The Beatles 1…Is Not Enough – On The Records

Feb. 1, 1964: The Beatles Score First Billboard Hot 100 No. 1 With

THE BEATLES songs and albums

Love Me Do - Wikipedia

THE BEATLES songs and albums

I Want to Hold Your Hand”

When the Beatles Got Their First No. 1 … Or Did They?

50 YEARS AGO: THE BEATLES SCORE THEIR FINAL NUMBER ONE SINGLE

What was the first big hit of The Beatles? - Quora

Now and Then is a beautiful Fab Four reunion. Too bad it's not a

What was the first big hit of The Beatles? - Quora

Remembering The Beatles First Number One Hit In America

What was the first big hit of The Beatles? - Quora