1311252234463 has 2 divisors, whose sum is σ = 1311252234464. Its totient is φ = 1311252234462.

The previous prime is 1311252234431. The next prime is 1311252234517. The reversal of 1311252234463 is 3644322521131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1311252234463 - 2⁵ = 1311252234431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311252234163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655626117231 + 655626117232.

It is an arithmetic number, because the mean of its divisors is an integer number (655626117232).

Almost surely, 2^{1311252234463} is an apocalyptic number.

1311252234463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311252234463 is an equidigital number, since it uses as much as digits as its factorization.

1311252234463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

Adding to 1311252234463 its reverse (3644322521131), we get a palindrome (4955574755594).

The spelling of 1311252234463 in words is "one trillion, three hundred eleven billion, two hundred fifty-two million, two hundred thirty-four thousand, four hundred sixty-three".