12160512109 has 2 divisors, whose sum is σ = 12160512110. Its totient is φ = 12160512108.

The previous prime is 12160512103. The next prime is 12160512191. The reversal of 12160512109 is 90121506121.

12160512109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9991002025 + 2169510084 = 99955^2 + 46578^2 .

It is a cyclic number.

It is not a de Polignac number, because 12160512109 - 2²⁵ = 12126957677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12160512103) 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 as a sum of consecutive naturals, namely, 6080256054 + 6080256055.

It is an arithmetic number, because the mean of its divisors is an integer number (6080256055).

Almost surely, 2^12160512109 is an apocalyptic number.

It is an amenable number.

12160512109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12160512109 is an equidigital number, since it uses as much as digits as its factorization.

12160512109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 12160512109 in words is "twelve billion, one hundred sixty million, five hundred twelve thousand, one hundred nine".