1042111044 has 36 divisors (see below), whose sum is σ = 2836859116. Its totient is φ = 320649408.

The previous prime is 1042111039. The next prime is 1042111051. The reversal of 1042111044 is 4401112401.

1042111044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 194602500 + 847508544 = 13950^2 + 29112^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1112899 + ... + 1113834.

Almost surely, 2^1042111044 is an apocalyptic number.

It is an amenable number.

1042111044 is an abundant number, since it is smaller than the sum of its proper divisors (1794748072).

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

1042111044 is a wasteful number, since it uses less digits than its factorization.

1042111044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226756 (or 2226751 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1042111044 is about 32281.7447483868. The cubic root of 1042111044 is about 1013.8444610465.

Adding to 1042111044 its reverse (4401112401), we get a palindrome (5443223445).

The spelling of 1042111044 in words is "one billion, forty-two million, one hundred eleven thousand, forty-four".