12682971 has 24 divisors (see below), whose sum is σ = 21506784. Its totient is φ = 7050240.

The previous prime is 12682963. The next prime is 12682987. The reversal of 12682971 is 17928621.

12682971 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12682971 - 2³ = 12682963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12682951) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390 + ... + 5051.

It is an arithmetic number, because the mean of its divisors is an integer number (896116).

Almost surely, 2^12682971 is an apocalyptic number.

12682971 is a deficient number, since it is larger than the sum of its proper divisors (8823813).

12682971 is a wasteful number, since it uses less digits than its factorization.

12682971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491 (or 5488 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 12682971 is about 3561.3159084810. The cubic root of 12682971 is about 233.2063292966.

The spelling of 12682971 in words is "twelve million, six hundred eighty-two thousand, nine hundred seventy-one".