1141641866689 has 2 divisors, whose sum is σ = 1141641866690. Its totient is φ = 1141641866688.

The previous prime is 1141641866683. The next prime is 1141641866707. The reversal of 1141641866689 is 9866681461411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 618322732225 + 523319134464 = 786335^2 + 723408^2 .

It is an emirp because it is prime and its reverse (9866681461411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1141641866689 - 2²⁷ = 1141507648961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141641866683) 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, 570820933344 + 570820933345.

It is an arithmetic number, because the mean of its divisors is an integer number (570820933345).

Almost surely, 2^{1141641866689} is an apocalyptic number.

It is an amenable number.

1141641866689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141641866689 is an equidigital number, since it uses as much as digits as its factorization.

1141641866689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11943936, while the sum is 61.

The spelling of 1141641866689 in words is "one trillion, one hundred forty-one billion, six hundred forty-one million, eight hundred sixty-six thousand, six hundred eighty-nine".