12170325043 has 4 divisors (see below), whose sum is σ = 12178855080. Its totient is φ = 12161795008.

The previous prime is 12170325023. The next prime is 12170325053. The reversal of 12170325043 is 34052307121.

12170325043 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 a de Polignac number, because none of the positive numbers 2^k-12170325043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12170325023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4262878 + ... + 4265731.

It is an arithmetic number, because the mean of its divisors is an integer number (3044713770).

Almost surely, 2^12170325043 is an apocalyptic number.

12170325043 is a deficient number, since it is larger than the sum of its proper divisors (8530037).

12170325043 is an equidigital number, since it uses as much as digits as its factorization.

12170325043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8530036.

The product of its (nonzero) digits is 5040, while the sum is 28.

The spelling of 12170325043 in words is "twelve billion, one hundred seventy million, three hundred twenty-five thousand, forty-three".