1111168089 has 24 divisors (see below), whose sum is σ = 1747761600. Its totient is φ = 677587680.

The previous prime is 1111168073. The next prime is 1111168099. The reversal of 1111168089 is 9808611111.

It is not a de Polignac number, because 1111168089 - 2⁴ = 1111168073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111168039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107077 + ... + 116994.

It is an arithmetic number, because the mean of its divisors is an integer number (72823400).

Almost surely, 2^1111168089 is an apocalyptic number.

1111168089 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1111168089 is a deficient number, since it is larger than the sum of its proper divisors (636593511).

1111168089 is a wasteful number, since it uses less digits than its factorization.

1111168089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224125 (or 224122 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 36.

The square root of 1111168089 is about 33334.1879907101. The cubic root of 1111168089 is about 1035.7618727035.

The spelling of 1111168089 in words is "one billion, one hundred eleven million, one hundred sixty-eight thousand, eighty-nine".