12165534683 has 2 divisors, whose sum is σ = 12165534684. Its totient is φ = 12165534682.

The previous prime is 12165534653. The next prime is 12165534763. The reversal of 12165534683 is 38643556121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12165534683 - 2⁸ = 12165534427 is a prime.

It is not a weakly prime, because it can be changed into another prime (12165534613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6082767341 + 6082767342.

It is an arithmetic number, because the mean of its divisors is an integer number (6082767342).

Almost surely, 2^12165534683 is an apocalyptic number.

12165534683 is a deficient number, since it is larger than the sum of its proper divisors (1).

12165534683 is an equidigital number, since it uses as much as digits as its factorization.

12165534683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 44.

The spelling of 12165534683 in words is "twelve billion, one hundred sixty-five million, five hundred thirty-four thousand, six hundred eighty-three".