1129044 has 24 divisors (see below), whose sum is σ = 3011008. Its totient is φ = 322560.

The previous prime is 1129043. The next prime is 1129103. The reversal of 1129044 is 4409211.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1129044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6637 + ... + 6804.

2^1129044 is an apocalyptic number.

1129044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1129044 is an abundant number, since it is smaller than the sum of its proper divisors (1881964).

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

1129044 is a wasteful number, since it uses less digits than its factorization.

1129044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13455 (or 13453 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1129044 is about 1062.5648215521. The cubic root of 1129044 is about 104.1286622605.

The spelling of 1129044 in words is "one million, one hundred twenty-nine thousand, forty-four".