12080756617 has 2 divisors, whose sum is σ = 12080756618. Its totient is φ = 12080756616.

The previous prime is 12080756591. The next prime is 12080756621. The reversal of 12080756617 is 71665708021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11444506441 + 636250176 = 106979^2 + 25224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12080756617 is a prime.

It is not a weakly prime, because it can be changed into another prime (12080756717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6040378308 + 6040378309.

It is an arithmetic number, because the mean of its divisors is an integer number (6040378309).

Almost surely, 2^12080756617 is an apocalyptic number.

It is an amenable number.

12080756617 is a deficient number, since it is larger than the sum of its proper divisors (1).

12080756617 is an equidigital number, since it uses as much as digits as its factorization.

12080756617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 43.

The spelling of 12080756617 in words is "twelve billion, eighty million, seven hundred fifty-six thousand, six hundred seventeen".