12960859 has 4 divisors (see below), whose sum is σ = 12993904. Its totient is φ = 12927816.

The previous prime is 12960847. The next prime is 12960877. The reversal of 12960859 is 95806921.

12960859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12960859 - 2²³ = 4572251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12960839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15927 + ... + 16720.

It is an arithmetic number, because the mean of its divisors is an integer number (3248476).

Almost surely, 2^12960859 is an apocalyptic number.

12960859 is a deficient number, since it is larger than the sum of its proper divisors (33045).

12960859 is an equidigital number, since it uses as much as digits as its factorization.

12960859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33044.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 12960859 is about 3600.1193035787. The cubic root of 12960859 is about 234.8972479717.

The spelling of 12960859 in words is "twelve million, nine hundred sixty thousand, eight hundred fifty-nine".