1282323520069 has 2 divisors, whose sum is σ = 1282323520070. Its totient is φ = 1282323520068.

The previous prime is 1282323520063. The next prime is 1282323520189. The reversal of 1282323520069 is 9600253232821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1113316199044 + 169007321025 = 1055138^2 + 411105^2 .

It is a cyclic number.

It is not a de Polignac number, because 1282323520069 - 2¹⁵ = 1282323487301 is a prime.

It is a super-2 number, since 2×1282323520069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1282323520063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641161760034 + 641161760035.

It is an arithmetic number, because the mean of its divisors is an integer number (641161760035).

Almost surely, 2^{1282323520069} is an apocalyptic number.

It is an amenable number.

1282323520069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1282323520069 is an equidigital number, since it uses as much as digits as its factorization.

1282323520069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 1282323520069 in words is "one trillion, two hundred eighty-two billion, three hundred twenty-three million, five hundred twenty thousand, sixty-nine".