11018418773 has 2 divisors, whose sum is σ = 11018418774. Its totient is φ = 11018418772.

The previous prime is 11018418721. The next prime is 11018418791. The reversal of 11018418773 is 37781481011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9841036804 + 1177381969 = 99202^2 + 34313^2 .

It is an emirp because it is prime and its reverse (37781481011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11018418773 - 2¹⁰ = 11018417749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11018418773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11018418703) 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, 5509209386 + 5509209387.

It is an arithmetic number, because the mean of its divisors is an integer number (5509209387).

Almost surely, 2^11018418773 is an apocalyptic number.

It is an amenable number.

11018418773 is a deficient number, since it is larger than the sum of its proper divisors (1).

11018418773 is an equidigital number, since it uses as much as digits as its factorization.

11018418773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 41.

Adding to 11018418773 its reverse (37781481011), we get a palindrome (48799899784).

The spelling of 11018418773 in words is "eleven billion, eighteen million, four hundred eighteen thousand, seven hundred seventy-three".