1068773743691 has 2 divisors, whose sum is σ = 1068773743692. Its totient is φ = 1068773743690.

The previous prime is 1068773743657. The next prime is 1068773743747. The reversal of 1068773743691 is 1963473778601.

It is a weak prime.

It is an emirp because it is prime and its reverse (1963473778601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1068773743691 - 2¹⁰ = 1068773742667 is a prime.

It is a super-2 number, since 2×1068773743691² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1068773743621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534386871845 + 534386871846.

It is an arithmetic number, because the mean of its divisors is an integer number (534386871846).

Almost surely, 2^{1068773743691} is an apocalyptic number.

1068773743691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1068773743691 is an equidigital number, since it uses as much as digits as its factorization.

1068773743691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32006016, while the sum is 62.

The spelling of 1068773743691 in words is "one trillion, sixty-eight billion, seven hundred seventy-three million, seven hundred forty-three thousand, six hundred ninety-one".