1004765773813 has 2 divisors, whose sum is σ = 1004765773814. Its totient is φ = 1004765773812.

The previous prime is 1004765773777. The next prime is 1004765773859. The reversal of 1004765773813 is 3183775674001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 875987427364 + 128778346449 = 935942^2 + 358857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004765773813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004765773873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502382886906 + 502382886907.

It is an arithmetic number, because the mean of its divisors is an integer number (502382886907).

Almost surely, 2^{1004765773813} is an apocalyptic number.

It is an amenable number.

1004765773813 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004765773813 is an equidigital number, since it uses as much as digits as its factorization.

1004765773813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2963520, while the sum is 52.

The spelling of 1004765773813 in words is "one trillion, four billion, seven hundred sixty-five million, seven hundred seventy-three thousand, eight hundred thirteen".