1004003412 has 12 divisors (see below), whose sum is σ = 2342674656. Its totient is φ = 334667800.

The previous prime is 1004003411. The next prime is 1004003419. The reversal of 1004003412 is 2143004001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1004003391 and 1004003400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004003411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41833464 + ... + 41833487.

It is an arithmetic number, because the mean of its divisors is an integer number (195222888).

Almost surely, 2^1004003412 is an apocalyptic number.

1004003412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1004003412 is an abundant number, since it is smaller than the sum of its proper divisors (1338671244).

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

1004003412 is a wasteful number, since it uses less digits than its factorization.

1004003412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83666958 (or 83666956 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1004003412 is about 31686.0128763466. The cubic root of 1004003412 is about 1001.3326938049.

Adding to 1004003412 its reverse (2143004001), we get a palindrome (3147007413).

The spelling of 1004003412 in words is "one billion, four million, three thousand, four hundred twelve".