Your number, one digit away

One digit away

One change could reach Singular.

Position 5: 5 → 1 · +518 points.

Gained: Perfect square, Palindrome, Digit sum 9, 3 distinct digits, Descending segment, Harshad number, Double pair, Happy number.

Lost: Digit sum 13, 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.