1045204045811 has 2 divisors, whose sum is σ = 1045204045812. Its totient is φ = 1045204045810.

The previous prime is 1045204045801. The next prime is 1045204045843. The reversal of 1045204045811 is 1185404025401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1045204045811 - 2⁶ = 1045204045747 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045204045801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522602022905 + 522602022906.

It is an arithmetic number, because the mean of its divisors is an integer number (522602022906).

Almost surely, 2^{1045204045811} is an apocalyptic number.

1045204045811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045204045811 is an equidigital number, since it uses as much as digits as its factorization.

1045204045811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25600, while the sum is 35.

The spelling of 1045204045811 in words is "one trillion, forty-five billion, two hundred four million, forty-five thousand, eight hundred eleven".