12862156 has 6 divisors (see below), whose sum is σ = 22508780. Its totient is φ = 6431076.

The previous prime is 12862153. The next prime is 12862163. The reversal of 12862156 is 65126821.

It is not an unprimeable number, because it can be changed into a prime (12862153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607766 + ... + 1607773.

Almost surely, 2^12862156 is an apocalyptic number.

It is an amenable number.

12862156 is a deficient number, since it is larger than the sum of its proper divisors (9646624).

12862156 is a wasteful number, since it uses less digits than its factorization.

12862156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215543 (or 3215541 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 12862156 is about 3586.3848092473. The cubic root of 12862156 is about 234.2994437579.

Adding to 12862156 its reverse (65126821), we get a palindrome (77988977).

The spelling of 12862156 in words is "twelve million, eight hundred sixty-two thousand, one hundred fifty-six".