1010044004 has 12 divisors (see below), whose sum is σ = 1768122300. Its totient is φ = 504866208.

The previous prime is 1010044003. The next prime is 1010044027. The reversal of 1010044004 is 4004400101.

It can be written as a sum of positive squares in 2 ways, for example, as 635544100 + 374499904 = 25210^2 + 19352^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1010044004.

It is not an unprimeable number, because it can be changed into a prime (1010044003) 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, 23699 + ... + 50810.

It is an arithmetic number, because the mean of its divisors is an integer number (147343525).

Almost surely, 2^1010044004 is an apocalyptic number.

It is an amenable number.

1010044004 is a deficient number, since it is larger than the sum of its proper divisors (758078296).

1010044004 is a wasteful number, since it uses less digits than its factorization.

1010044004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77902 (or 77900 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1010044004 is about 31781.1894679856. The cubic root of 1010044004 is about 1003.3368543515.

Adding to 1010044004 its reverse (4004400101), we get a palindrome (5014444105).

The spelling of 1010044004 in words is "one billion, ten million, forty-four thousand, four".