1045204045825 has 12 divisors (see below), whose sum is σ = 1296655058988. Its totient is φ = 835774822400.

The previous prime is 1045204045811. The next prime is 1045204045843. The reversal of 1045204045825 is 5285404025401.

It can be written as a sum of positive squares in 6 ways, for example, as 118360769296 + 926843276529 = 344036^2 + 962727^2 .

It is not a de Polignac number, because 1045204045825 - 2¹¹ = 1045204043777 is a prime.

It is a Duffinian number.

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, 9655456 + ... + 9763105.

It is an arithmetic number, because the mean of its divisors is an integer number (108054588249).

Almost surely, 2^{1045204045825} is an apocalyptic number.

It is an amenable number.

1045204045825 is a deficient number, since it is larger than the sum of its proper divisors (251451013163).

1045204045825 is a wasteful number, since it uses less digits than its factorization.

1045204045825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19420724 (or 19420719 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 40.

The spelling of 1045204045825 in words is "one trillion, forty-five billion, two hundred four million, forty-five thousand, eight hundred twenty-five".