1028229435773 has 2 divisors, whose sum is σ = 1028229435774. Its totient is φ = 1028229435772.

The previous prime is 1028229435757. The next prime is 1028229435791. The reversal of 1028229435773 is 3775349228201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 828860934724 + 199368501049 = 910418^2 + 446507^2 .

It is a cyclic number.

It is not a de Polignac number, because 1028229435773 - 2⁴ = 1028229435757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1028229435073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514114717886 + 514114717887.

It is an arithmetic number, because the mean of its divisors is an integer number (514114717887).

Almost surely, 2^{1028229435773} is an apocalyptic number.

It is an amenable number.

1028229435773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028229435773 is an equidigital number, since it uses as much as digits as its factorization.

1028229435773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 1028229435773 in words is "one trillion, twenty-eight billion, two hundred twenty-nine million, four hundred thirty-five thousand, seven hundred seventy-three".