12084501789 has 6 divisors (see below), whose sum is σ = 17455391486. Its totient is φ = 8056334520.

The previous prime is 12084501761. The next prime is 12084501817. The reversal of 12084501789 is 98710548021.

12084501789 is a `hidden beast` number, since 1 + 20 + 8 + 450 + 178 + 9 = 666.

12084501789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12084501761) and next prime (12084501817).

It can be written as a sum of positive squares in only one way, i.e., 10765722564 + 1318779225 = 103758^2 + 36315^2 .

It is not a de Polignac number, because 12084501789 - 2¹¹ = 12084499741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12084501389) 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 5 ways as a sum of consecutive naturals, for example, 671361202 + ... + 671361219.

Almost surely, 2^12084501789 is an apocalyptic number.

It is an amenable number.

12084501789 is a deficient number, since it is larger than the sum of its proper divisors (5370889697).

12084501789 is a wasteful number, since it uses less digits than its factorization.

12084501789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342722427 (or 1342722424 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 12084501789 in words is "twelve billion, eighty-four million, five hundred one thousand, seven hundred eighty-nine".