1111166011 has 2 divisors, whose sum is σ = 1111166012. Its totient is φ = 1111166010.

The previous prime is 1111166009. The next prime is 1111166033. The reversal of 1111166011 is 1106611111.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1106611111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111166011 - 2¹ = 1111166009 is a prime.

Together with 1111166009, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1111166011.

It is not a weakly prime, because it can be changed into another prime (1111166071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555583005 + 555583006.

It is an arithmetic number, because the mean of its divisors is an integer number (555583006).

Almost surely, 2^1111166011 is an apocalyptic number.

1111166011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111166011 is an equidigital number, since it uses as much as digits as its factorization.

1111166011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 19.

The square root of 1111166011 is about 33334.1568214947. The cubic root of 1111166011 is about 1035.7612270423.

Adding to 1111166011 its reverse (1106611111), we get a palindrome (2217777122).

The spelling of 1111166011 in words is "one billion, one hundred eleven million, one hundred sixty-six thousand, eleven".