1100868 has 24 divisors (see below), whose sum is σ = 2587200. Its totient is φ = 364320.

The previous prime is 1100857. The next prime is 1100887. The reversal of 1100868 is 8680011.

It is a plaindrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2158 + ... + 2618.

It is an arithmetic number, because the mean of its divisors is an integer number (107800).

2^1100868 is an apocalyptic number.

It is an amenable number.

1100868 is an abundant number, since it is smaller than the sum of its proper divisors (1486332).

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

1100868 is a wasteful number, since it uses less digits than its factorization.

1100868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 1100868 is about 1049.2225693341. Note that the first 3 decimals coincide. The cubic root of 1100868 is about 103.2551565021.

Adding to 1100868 its reverse (8680011), we get a palindrome (9780879).

The spelling of 1100868 in words is "one million, one hundred thousand, eight hundred sixty-eight".