1011004 has 12 divisors (see below), whose sum is σ = 1779624. Its totient is φ = 502544.

The previous prime is 1011001. The next prime is 1011013. The reversal of 1011004 is 4001101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147 + ... + 1429.

It is an arithmetic number, because the mean of its divisors is an integer number (148302).

2^1011004 is an apocalyptic number.

It is an amenable number.

1011004 is a deficient number, since it is larger than the sum of its proper divisors (768620).

1011004 is a wasteful number, since it uses less digits than its factorization.

1011004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484 (or 1482 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1011004 is about 1005.4869467079. The cubic root of 1011004 is about 100.3654627428.

Adding to 1011004 its reverse (4001101), we get a palindrome (5012105).

The spelling of 1011004 in words is "one million, eleven thousand, four".