12969916 has 6 divisors (see below), whose sum is σ = 22697360. Its totient is φ = 6484956.

The previous prime is 12969893. The next prime is 12969919. The reversal of 12969916 is 61996921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12969919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621236 + ... + 1621243.

Almost surely, 2^12969916 is an apocalyptic number.

It is an amenable number.

12969916 is a deficient number, since it is larger than the sum of its proper divisors (9727444).

12969916 is a wasteful number, since it uses less digits than its factorization.

12969916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242483 (or 3242481 counting only the distinct ones).

The product of its digits is 52488, while the sum is 43.

The square root of 12969916 is about 3601.3769588867. The cubic root of 12969916 is about 234.9519503391.

The spelling of 12969916 in words is "twelve million, nine hundred sixty-nine thousand, nine hundred sixteen".