1065794333281 has 2 divisors, whose sum is σ = 1065794333282. Its totient is φ = 1065794333280.

The previous prime is 1065794333269. The next prime is 1065794333291. The reversal of 1065794333281 is 1823334975601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 882425390625 + 183368942656 = 939375^2 + 428216^2 .

It is a cyclic number.

It is not a de Polignac number, because 1065794333281 - 2⁵ = 1065794333249 is a prime.

It is a super-2 number, since 2×1065794333281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1065794333291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532897166640 + 532897166641.

It is an arithmetic number, because the mean of its divisors is an integer number (532897166641).

It is a 1-persistent number, because it is pandigital, but 2⋅1065794333281 = 2131588666562 is not.

Almost surely, 2^{1065794333281} is an apocalyptic number.

It is an amenable number.

1065794333281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065794333281 is an equidigital number, since it uses as much as digits as its factorization.

1065794333281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 1065794333281 in words is "one trillion, sixty-five billion, seven hundred ninety-four million, three hundred thirty-three thousand, two hundred eighty-one".