1163868 has 12 divisors (see below), whose sum is σ = 2715720. Its totient is φ = 387952.

The previous prime is 1163849. The next prime is 1163873. The reversal of 1163868 is 8683611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48483 + ... + 48506.

It is an arithmetic number, because the mean of its divisors is an integer number (226310).

2^1163868 is an apocalyptic number.

It is an amenable number.

1163868 is an abundant number, since it is smaller than the sum of its proper divisors (1551852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163868 is a wasteful number, since it uses less digits than its factorization.

1163868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96996 (or 96994 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 1163868 is about 1078.8271409267. The cubic root of 1163868 is about 105.1884145366.

The spelling of 1163868 in words is "one million, one hundred sixty-three thousand, eight hundred sixty-eight".