12183820017 has 4 divisors (see below), whose sum is σ = 16245093360. Its totient is φ = 8122546676.

The previous prime is 12183820007. The next prime is 12183820067. The reversal of 12183820017 is 71002838121.

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 a cyclic number.

It is not a de Polignac number, because 12183820017 - 2⁴ = 12183820001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12183820017.

It is not an unprimeable number, because it can be changed into a prime (12183820007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2030636667 + ... + 2030636672.

It is an arithmetic number, because the mean of its divisors is an integer number (4061273340).

Almost surely, 2^12183820017 is an apocalyptic number.

It is an amenable number.

12183820017 is a deficient number, since it is larger than the sum of its proper divisors (4061273343).

12183820017 is an equidigital number, since it uses as much as digits as its factorization.

12183820017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4061273342.

The product of its (nonzero) digits is 5376, while the sum is 33.

The spelling of 12183820017 in words is "twelve billion, one hundred eighty-three million, eight hundred twenty thousand, seventeen".