Your number, one digit away

One digit away

One change could reach Extreme.

Position 1: 7 → 5 · +225 points.

Gained: Palindrome, Digit sum 21, 3 distinct digits, Descending segment, Happy number, Double pair.

Lost: Digit sum 23, Semiprime, 4 distinct digits, Repeated digit.

44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.