12182814689 has 2 divisors, whose sum is σ = 12182814690. Its totient is φ = 12182814688.

The previous prime is 12182814673. The next prime is 12182814733. The reversal of 12182814689 is 98641828121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10903536400 + 1279278289 = 104420^2 + 35767^2 .

It is a cyclic number.

It is not a de Polignac number, because 12182814689 - 2⁴ = 12182814673 is a prime.

It is not a weakly prime, because it can be changed into another prime (12182814659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6091407344 + 6091407345.

It is an arithmetic number, because the mean of its divisors is an integer number (6091407345).

Almost surely, 2^12182814689 is an apocalyptic number.

It is an amenable number.

12182814689 is a deficient number, since it is larger than the sum of its proper divisors (1).

12182814689 is an equidigital number, since it uses as much as digits as its factorization.

12182814689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 50.

The spelling of 12182814689 in words is "twelve billion, one hundred eighty-two million, eight hundred fourteen thousand, six hundred eighty-nine".