12634166 has 16 divisors (see below), whose sum is σ = 19359648. Its totient is φ = 6182400.

The previous prime is 12634151. The next prime is 12634187. The reversal of 12634166 is 66143621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27176 + ... + 27636.

It is an arithmetic number, because the mean of its divisors is an integer number (1209978).

Almost surely, 2^12634166 is an apocalyptic number.

12634166 is a deficient number, since it is larger than the sum of its proper divisors (6725482).

12634166 is a wasteful number, since it uses less digits than its factorization.

12634166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727.

The product of its digits is 5184, while the sum is 29.

The square root of 12634166 is about 3554.4572018805. The cubic root of 12634166 is about 232.9068131103.

Adding to 12634166 its reverse (66143621), we get a palindrome (78777787).

The spelling of 12634166 in words is "twelve million, six hundred thirty-four thousand, one hundred sixty-six".