569965

Appears in sequences

• Palindromes greater than 10 whose sum of proper divisors is also a palindrome greater than 10.at n=17A227228
• Each term is a palindrome such that the sum of its proper divisors is a palindrome > 1.at n=21A227947
• Palindromes for which both the numerator (A017665) and the denominator (A017666) of sigma(n)/n are palindromes, where sigma is the sum of divisors (A000203).at n=11A240466