121,174,931

Number
$121 \, 174 \, 931$ is:


 * The $6 \, 904 \, 741$st prime number


 * The $5$th of the longest known sequence of consecutive prime numbers in arithmetic progression:
 * $121 \, 174 \, 931 = 4 \times 30 + 121 \, 174 \, 811$