4561 (the 618th prime)

 
Next prime4567
Previous prime4549
Octal(10721)8
Hexadecimal(11D1)16
Prime gap6
224th Sexy prime (the small number)The big number is 4567 .
303rd Prime of the Form 3n+1472 + 3 * 282
305th Prime of the Form 4n+1312 + 602