1004045105 has 64 divisors (see below), whose sum is σ = 1524096000. Its totient is φ = 619745280.

The previous prime is 1004045099. The next prime is 1004045113. The reversal of 1004045105 is 5015404001.

1004045105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1004045105 - 2⁴ = 1004045089 is a prime.

It is a super-2 number, since 2×1004045105² = 2016213145748922050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 956621 + ... + 957669.

It is an arithmetic number, because the mean of its divisors is an integer number (23814000).

Almost surely, 2^1004045105 is an apocalyptic number.

It is an amenable number.

1004045105 is a deficient number, since it is larger than the sum of its proper divisors (520050895).

1004045105 is a wasteful number, since it uses less digits than its factorization.

1004045105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1004045105 is about 31686.6707781048. The cubic root of 1004045105 is about 1001.3465543110.

Adding to 1004045105 its reverse (5015404001), we get a palindrome (6019449106).

The spelling of 1004045105 in words is "one billion, four million, forty-five thousand, one hundred five".