12897376 has 12 divisors (see below), whose sum is σ = 25391772. Its totient is φ = 6448672.

The previous prime is 12897361. The next prime is 12897383. The reversal of 12897376 is 67379821.

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 as a sum of consecutive naturals, namely, 201490 + ... + 201553.

It is an arithmetic number, because the mean of its divisors is an integer number (2115981).

Almost surely, 2^12897376 is an apocalyptic number.

12897376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12897376 is a deficient number, since it is larger than the sum of its proper divisors (12494396).

12897376 is an equidigital number, since it uses as much as digits as its factorization.

12897376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403053 (or 403045 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 12897376 is about 3591.2916896292. The cubic root of 12897376 is about 234.5131068941.

The spelling of 12897376 in words is "twelve million, eight hundred ninety-seven thousand, three hundred seventy-six".