1311241465559 has 2 divisors, whose sum is σ = 1311241465560. Its totient is φ = 1311241465558.

The previous prime is 1311241465531. The next prime is 1311241465571. The reversal of 1311241465559 is 9555641421131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1311241465559 - 2¹⁶ = 1311241400023 is a prime.

It is a super-3 number, since 3×1311241465559³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311246465559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655620732779 + 655620732780.

It is an arithmetic number, because the mean of its divisors is an integer number (655620732780).

Almost surely, 2^{1311241465559} is an apocalyptic number.

1311241465559 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311241465559 is an equidigital number, since it uses as much as digits as its factorization.

1311241465559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 47.

The spelling of 1311241465559 in words is "one trillion, three hundred eleven billion, two hundred forty-one million, four hundred sixty-five thousand, five hundred fifty-nine".