1168490404793 has 2 divisors, whose sum is σ = 1168490404794. Its totient is φ = 1168490404792.

The previous prime is 1168490404777. The next prime is 1168490404819. The reversal of 1168490404793 is 3974040948611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1157543595664 + 10946809129 = 1075892^2 + 104627^2 .

It is an emirp because it is prime and its reverse (3974040948611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1168490404793 - 2⁴ = 1168490404777 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 (1168490404723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584245202396 + 584245202397.

It is an arithmetic number, because the mean of its divisors is an integer number (584245202397).

Almost surely, 2^{1168490404793} is an apocalyptic number.

It is an amenable number.

1168490404793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168490404793 is an equidigital number, since it uses as much as digits as its factorization.

1168490404793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The spelling of 1168490404793 in words is "one trillion, one hundred sixty-eight billion, four hundred ninety million, four hundred four thousand, seven hundred ninety-three".