1108718443793 has 2 divisors, whose sum is σ = 1108718443794. Its totient is φ = 1108718443792.

The previous prime is 1108718443787. The next prime is 1108718443817. The reversal of 1108718443793 is 3973448178011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1099209658624 + 9508785169 = 1048432^2 + 97513^2 .

It is a cyclic number.

It is not a de Polignac number, because 1108718443793 - 2²⁰ = 1108717395217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1108718443733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554359221896 + 554359221897.

It is an arithmetic number, because the mean of its divisors is an integer number (554359221897).

Almost surely, 2^{1108718443793} is an apocalyptic number.

It is an amenable number.

1108718443793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108718443793 is an equidigital number, since it uses as much as digits as its factorization.

1108718443793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 56.

Adding to 1108718443793 its sum of digits (56), we get a square (1108718443849 = 1052957²).

The spelling of 1108718443793 in words is "one trillion, one hundred eight billion, seven hundred eighteen million, four hundred forty-three thousand, seven hundred ninety-three".