12845055 has 16 divisors (see below), whose sum is σ = 20643840. Its totient is φ = 6820128.

The previous prime is 12845033. The next prime is 12845069. The reversal of 12845055 is 55054821.

12845055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 3584²-1.

It is not a de Polignac number, because 12845055 - 2¹⁰ = 12844031 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1794 + ... + 5376.

It is an arithmetic number, because the mean of its divisors is an integer number (1290240).

Almost surely, 2^12845055 is an apocalyptic number.

12845055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12845055 is a deficient number, since it is larger than the sum of its proper divisors (7798785).

12845055 is a wasteful number, since it uses less digits than its factorization.

12845055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3830.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 12845055 is about 3583.9998604911. Note that the first 3 decimals coincide. The cubic root of 12845055 is about 234.1955593640.

Adding to 12845055 its reverse (55054821), we get a palindrome (67899876).

The spelling of 12845055 in words is "twelve million, eight hundred forty-five thousand, fifty-five".