12079857 has 4 divisors (see below), whose sum is σ = 16106480. Its totient is φ = 8053236.

The previous prime is 12079829. The next prime is 12079883. The reversal of 12079857 is 75897021.

12079857 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 a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12079857 - 2¹¹ = 12077809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12079817) 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, 2013307 + ... + 2013312.

It is an arithmetic number, because the mean of its divisors is an integer number (4026620).

Almost surely, 2^12079857 is an apocalyptic number.

It is an amenable number.

12079857 is a deficient number, since it is larger than the sum of its proper divisors (4026623).

12079857 is an equidigital number, since it uses as much as digits as its factorization.

12079857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026622.

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 12079857 is about 3475.6088675224. The cubic root of 12079857 is about 229.4495785872.

The spelling of 12079857 in words is "twelve million, seventy-nine thousand, eight hundred fifty-seven".