1129804 has 12 divisors (see below), whose sum is σ = 2129344. Its totient is φ = 521424.

The previous prime is 1129789. The next prime is 1129819. The reversal of 1129804 is 4089211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1129789) and next prime (1129819).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

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, 10812 + ... + 10915.

2^1129804 is an apocalyptic number.

It is an amenable number.

1129804 is a deficient number, since it is larger than the sum of its proper divisors (999540).

1129804 is a wasteful number, since it uses less digits than its factorization.

1129804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21744 (or 21742 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 1129804 is about 1062.9223866304. The cubic root of 1129804 is about 104.1520212655.

The spelling of 1129804 in words is "one million, one hundred twenty-nine thousand, eight hundred four".