1111234567799 has 2 divisors, whose sum is σ = 1111234567800. Its totient is φ = 1111234567798.

The previous prime is 1111234567787. The next prime is 1111234567843. The reversal of 1111234567799 is 9977654321111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111234567799 - 2²⁰ = 1111233519223 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111234567099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555617283899 + 555617283900.

It is an arithmetic number, because the mean of its divisors is an integer number (555617283900).

Almost surely, 2^{1111234567799} is an apocalyptic number.

1111234567799 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111234567799 is an equidigital number, since it uses as much as digits as its factorization.

1111234567799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 56.

The spelling of 1111234567799 in words is "one trillion, one hundred eleven billion, two hundred thirty-four million, five hundred sixty-seven thousand, seven hundred ninety-nine".