1306559230969 has 2 divisors, whose sum is σ = 1306559230970. Its totient is φ = 1306559230968.

The previous prime is 1306559230859. The next prime is 1306559230973. The reversal of 1306559230969 is 9690329556031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1219423275625 + 87135955344 = 1104275^2 + 295188^2 .

It is a cyclic number.

It is not a de Polignac number, because 1306559230969 - 2⁷ = 1306559230841 is a prime.

It is a super-2 number, since 2×1306559230969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1306559239969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653279615484 + 653279615485.

It is an arithmetic number, because the mean of its divisors is an integer number (653279615485).

Almost surely, 2^{1306559230969} is an apocalyptic number.

It is an amenable number.

1306559230969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306559230969 is an equidigital number, since it uses as much as digits as its factorization.

1306559230969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11809800, while the sum is 58.

The spelling of 1306559230969 in words is "one trillion, three hundred six billion, five hundred fifty-nine million, two hundred thirty thousand, nine hundred sixty-nine".