12850345 has 4 divisors (see below), whose sum is σ = 15420420. Its totient is φ = 10280272.

The previous prime is 12850339. The next prime is 12850349. The reversal of 12850345 is 54305821.

12850345 is digitally balanced in base 3, 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 can be written as a sum of positive squares in 2 ways, for example, as 6230016 + 6620329 = 2496^2 + 2573^2 .

It is a cyclic number.

It is not a de Polignac number, because 12850345 - 2⁷ = 12850217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12850349) 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, 1285030 + ... + 1285039.

It is an arithmetic number, because the mean of its divisors is an integer number (3855105).

Almost surely, 2^12850345 is an apocalyptic number.

It is an amenable number.

12850345 is a deficient number, since it is larger than the sum of its proper divisors (2570075).

12850345 is an equidigital number, since it uses as much as digits as its factorization.

12850345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2570074.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 12850345 is about 3584.7377867844. The cubic root of 12850345 is about 234.2277046650.

The spelling of 12850345 in words is "twelve million, eight hundred fifty thousand, three hundred forty-five".