1045005204 has 12 divisors (see below), whose sum is σ = 2438345504. Its totient is φ = 348335064.

The previous prime is 1045005173. The next prime is 1045005211. The reversal of 1045005204 is 4025005401.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43541872 + ... + 43541895.

Almost surely, 2^1045005204 is an apocalyptic number.

It is an amenable number.

1045005204 is an abundant number, since it is smaller than the sum of its proper divisors (1393340300).

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

1045005204 is a wasteful number, since it uses less digits than its factorization.

1045005204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87083774 (or 87083772 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1045005204 is about 32326.5402417271. The cubic root of 1045005204 is about 1014.7821461311.

The spelling of 1045005204 in words is "one billion, forty-five million, five thousand, two hundred four".