1001044 has 12 divisors (see below), whose sum is σ = 1911168. Its totient is φ = 455000.

The previous prime is 1001041. The next prime is 1001069. The reversal of 1001044 is 4401001.

1001044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1001044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001041) 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, 11332 + ... + 11419.

It is an arithmetic number, because the mean of its divisors is an integer number (159264).

2^1001044 is an apocalyptic number.

It is an amenable number.

1001044 is a deficient number, since it is larger than the sum of its proper divisors (910124).

1001044 is a wasteful number, since it uses less digits than its factorization.

1001044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22766 (or 22764 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1001044 is about 1000.5218638291. The cubic root of 1001044 is about 100.0347878966.

Adding to 1001044 its reverse (4401001), we get a palindrome (5402045).

The spelling of 1001044 in words is "one million, one thousand, forty-four".