12662116 has 12 divisors (see below), whose sum is σ = 22196860. Its totient is φ = 6320160.

The previous prime is 12662087. The next prime is 12662123. The reversal of 12662116 is 61126621.

It can be written as a sum of positive squares in 2 ways, for example, as 5044516 + 7617600 = 2246^2 + 2760^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250 + ... + 5038.

Almost surely, 2^12662116 is an apocalyptic number.

It is an amenable number.

12662116 is a deficient number, since it is larger than the sum of its proper divisors (9534744).

12662116 is a wasteful number, since it uses less digits than its factorization.

12662116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5454 (or 5452 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 12662116 is about 3558.3867131047. The cubic root of 12662116 is about 233.0784363873.

Adding to 12662116 its reverse (61126621), we get a palindrome (73788737).

The spelling of 12662116 in words is "twelve million, six hundred sixty-two thousand, one hundred sixteen".