1264514497793 has 2 divisors, whose sum is σ = 1264514497794. Its totient is φ = 1264514497792.

The previous prime is 1264514497787. The next prime is 1264514497811. The reversal of 1264514497793 is 3977944154621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1210422436864 + 54092060929 = 1100192^2 + 232577^2 .

It is an emirp because it is prime and its reverse (3977944154621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1264514497793 - 2¹⁰ = 1264514496769 is a prime.

It is not a weakly prime, because it can be changed into another prime (1264514493793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632257248896 + 632257248897.

It is an arithmetic number, because the mean of its divisors is an integer number (632257248897).

Almost surely, 2^{1264514497793} is an apocalyptic number.

It is an amenable number.

1264514497793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264514497793 is an equidigital number, since it uses as much as digits as its factorization.

1264514497793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45722880, while the sum is 62.

The spelling of 1264514497793 in words is "one trillion, two hundred sixty-four billion, five hundred fourteen million, four hundred ninety-seven thousand, seven hundred ninety-three".