1111166116 has 24 divisors (see below), whose sum is σ = 1990658880. Its totient is φ = 542532000.

The previous prime is 1111166099. The next prime is 1111166143. The reversal of 1111166116 is 6116611111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20046 + ... + 51226.

It is an arithmetic number, because the mean of its divisors is an integer number (82944120).

Almost surely, 2^1111166116 is an apocalyptic number.

It is an amenable number.

1111166116 is a deficient number, since it is larger than the sum of its proper divisors (879492764).

1111166116 is a wasteful number, since it uses less digits than its factorization.

1111166116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31395 (or 31393 counting only the distinct ones).

The product of its digits is 216, while the sum is 25.

The square root of 1111166116 is about 33334.1583964557. The cubic root of 1111166116 is about 1035.7612596671.

Adding to 1111166116 its reverse (6116611111), we get a palindrome (7227777227).

The spelling of 1111166116 in words is "one billion, one hundred eleven million, one hundred sixty-six thousand, one hundred sixteen".