12802136 has 8 divisors (see below), whose sum is σ = 24004020. Its totient is φ = 6401064.

The previous prime is 12802123. The next prime is 12802147. The reversal of 12802136 is 63120821.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800126 + ... + 800141.

Almost surely, 2^12802136 is an apocalyptic number.

It is an amenable number.

12802136 is a deficient number, since it is larger than the sum of its proper divisors (11201884).

12802136 is a wasteful number, since it uses less digits than its factorization.

12802136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600273 (or 1600269 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 12802136 is about 3578.0072666220. The cubic root of 12802136 is about 233.9344302122.

Adding to 12802136 its reverse (63120821), we get a palindrome (75922957).

The spelling of 12802136 in words is "twelve million, eight hundred two thousand, one hundred thirty-six".