1012004444 has 12 divisors (see below), whose sum is σ = 1932008568. Its totient is φ = 460002000.

The previous prime is 1012004443. The next prime is 1012004447. The reversal of 1012004444 is 4444002101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012004443) 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, 11500007 + ... + 11500094.

It is an arithmetic number, because the mean of its divisors is an integer number (161000714).

Almost surely, 2^1012004444 is an apocalyptic number.

It is an amenable number.

1012004444 is a deficient number, since it is larger than the sum of its proper divisors (920004124).

1012004444 is a wasteful number, since it uses less digits than its factorization.

1012004444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23000116 (or 23000114 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1012004444 is about 31812.0172890686. The cubic root of 1012004444 is about 1003.9855754185.

Adding to 1012004444 its reverse (4444002101), we get a palindrome (5456006545).

The spelling of 1012004444 in words is "one billion, twelve million, four thousand, four hundred forty-four".