Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
554,109
Standard · Top 58.7%
Position 1: 5 → 4 · +147 points.
Gained: Alternating parity, Digit sum 23, Prime, Happy number.
Lost: Digit sum 24, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.