1129868 has 12 divisors (see below), whose sum is σ = 2023560. Its totient is φ = 551712.

The previous prime is 1129861. The next prime is 1129889. The reversal of 1129868 is 8689211.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1129861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3113 + ... + 3456.

It is an arithmetic number, because the mean of its divisors is an integer number (168630).

2^1129868 is an apocalyptic number.

It is an amenable number.

1129868 is a deficient number, since it is larger than the sum of its proper divisors (893692).

1129868 is a wasteful number, since it uses less digits than its factorization.

1129868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6616 (or 6614 counting only the distinct ones).

The product of its digits is 6912, while the sum is 35.

The square root of 1129868 is about 1062.9524918829. The cubic root of 1129868 is about 104.1539878613.

The spelling of 1129868 in words is "one million, one hundred twenty-nine thousand, eight hundred sixty-eight".