1477

Number
$1477$ (one thousand, four hundred and seventy-seven) is:


 * $7 \times 211$


 * The $17$th integer $m$ after $1$, $2$, $3$, $11$, $\ldots$, $154$, $320$, $340$, $399$, $427$, $872$ such that $m! + 1$ is prime