1306313828669 has 2 divisors, whose sum is σ = 1306313828670. Its totient is φ = 1306313828668.

The previous prime is 1306313828629. The next prime is 1306313828689. The reversal of 1306313828669 is 9668283136031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1173242084569 + 133071744100 = 1083163^2 + 364790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1306313828669 is a prime.

It is a super-2 number, since 2×1306313828669² (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 (1306313828629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653156914334 + 653156914335.

It is an arithmetic number, because the mean of its divisors is an integer number (653156914335).

Almost surely, 2^{1306313828669} is an apocalyptic number.

It is an amenable number.

1306313828669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306313828669 is an equidigital number, since it uses as much as digits as its factorization.

1306313828669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6718464, while the sum is 56.

The spelling of 1306313828669 in words is "one trillion, three hundred six billion, three hundred thirteen million, eight hundred twenty-eight thousand, six hundred sixty-nine".