1107

Number
$1107$ (one thousand, one hundred and seven) is:
 * $3^3 \times 41$


 * The $27$th second pentagonal number after $2$, $7$, $15$, $26$, $\ldots$, $610$, $672$, $737$, $805$, $876$, $950$, $1027$:
 * $1107 = \dfrac {27 \left({3 \times 27 + 1}\right)} 2$