12272611 has 12 divisors (see below), whose sum is σ = 13439520. Its totient is φ = 11200800.

The previous prime is 12272609. The next prime is 12272633. The reversal of 12272611 is 11627221.

It is a happy number.

It is not a de Polignac number, because 12272611 - 2¹ = 12272609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12272671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16710 + ... + 17428.

It is an arithmetic number, because the mean of its divisors is an integer number (1119960).

Almost surely, 2^12272611 is an apocalyptic number.

12272611 is a deficient number, since it is larger than the sum of its proper divisors (1166909).

12272611 is a wasteful number, since it uses less digits than its factorization.

12272611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 833 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 12272611 is about 3503.2286536851. The cubic root of 12272611 is about 230.6635595028.

Adding to 12272611 its reverse (11627221), we get a palindrome (23899832).

The spelling of 12272611 in words is "twelve million, two hundred seventy-two thousand, six hundred eleven".