11001111091799 has 2 divisors, whose sum is σ = 11001111091800. Its totient is φ = 11001111091798.

The previous prime is 11001111091787. The next prime is 11001111091811. The reversal of 11001111091799 is 99719011110011.

It is a balanced prime because it is at equal distance from previous prime (11001111091787) and next prime (11001111091811).

It is an emirp because it is prime and its reverse (99719011110011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11001111091799 - 2²⁰ = 11001110043223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001111091759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500555545899 + 5500555545900.

It is an arithmetic number, because the mean of its divisors is an integer number (5500555545900).

Almost surely, 2^{11001111091799} is an apocalyptic number.

11001111091799 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001111091799 is an equidigital number, since it uses as much as digits as its factorization.

11001111091799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 41.

The spelling of 11001111091799 in words is "eleven trillion, one billion, one hundred eleven million, ninety-one thousand, seven hundred ninety-nine".