12686001 has 8 divisors (see below), whose sum is σ = 16970304. Its totient is φ = 8429520.

The previous prime is 12685991. The next prime is 12686017. The reversal of 12686001 is 10068621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12686001 - 2⁷ = 12685873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12686081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5866 + ... + 7731.

It is an arithmetic number, because the mean of its divisors is an integer number (2121288).

Almost surely, 2^12686001 is an apocalyptic number.

It is an amenable number.

12686001 is a deficient number, since it is larger than the sum of its proper divisors (4284303).

12686001 is a wasteful number, since it uses less digits than its factorization.

12686001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13911.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12686001 is about 3561.7412876288. The cubic root of 12686001 is about 233.2248990495.

The spelling of 12686001 in words is "twelve million, six hundred eighty-six thousand, one".