1306263010009 has 2 divisors, whose sum is σ = 1306263010010. Its totient is φ = 1306263010008.

The previous prime is 1306263009977. The next prime is 1306263010033. The reversal of 1306263010009 is 9000103626031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 957761694409 + 348501315600 = 978653^2 + 590340^2 .

It is a cyclic number.

It is not a de Polignac number, because 1306263010009 - 2⁵ = 1306263009977 is a prime.

It is a super-3 number, since 3×1306263010009³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1306263010909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653131505004 + 653131505005.

It is an arithmetic number, because the mean of its divisors is an integer number (653131505005).

Almost surely, 2^{1306263010009} is an apocalyptic number.

It is an amenable number.

1306263010009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306263010009 is an equidigital number, since it uses as much as digits as its factorization.

1306263010009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 1306263010009 in words is "one trillion, three hundred six billion, two hundred sixty-three million, ten thousand, nine".