1081742767291 has 2 divisors, whose sum is σ = 1081742767292. Its totient is φ = 1081742767290.

The previous prime is 1081742767229. The next prime is 1081742767307. The reversal of 1081742767291 is 1927672471801.

It is a strong prime.

It is an emirp because it is prime and its reverse (1927672471801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1081742767291 - 2⁹ = 1081742766779 is a prime.

It is not a weakly prime, because it can be changed into another prime (1081742767691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540871383645 + 540871383646.

It is an arithmetic number, because the mean of its divisors is an integer number (540871383646).

Almost surely, 2^{1081742767291} is an apocalyptic number.

1081742767291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1081742767291 is an equidigital number, since it uses as much as digits as its factorization.

1081742767291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 55.

The spelling of 1081742767291 in words is "one trillion, eighty-one billion, seven hundred forty-two million, seven hundred sixty-seven thousand, two hundred ninety-one".