1168287866 has 16 divisors (see below), whose sum is σ = 1817907840. Its totient is φ = 562679520.

The previous prime is 1168287853. The next prime is 1168287899. The reversal of 1168287866 is 6687828611.

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, 83696 + ... + 96651.

It is an arithmetic number, because the mean of its divisors is an integer number (113619240).

Almost surely, 2^1168287866 is an apocalyptic number.

1168287866 is a deficient number, since it is larger than the sum of its proper divisors (649619974).

1168287866 is a wasteful number, since it uses less digits than its factorization.

1168287866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180469.

The product of its digits is 1548288, while the sum is 53.

The square root of 1168287866 is about 34180.2262426684. The cubic root of 1168287866 is about 1053.2139966773.

The spelling of 1168287866 in words is "one billion, one hundred sixty-eight million, two hundred eighty-seven thousand, eight hundred sixty-six".