141043771148261 has 2 divisors, whose sum is σ = 141043771148262. Its totient is φ = 141043771148260.

The previous prime is 141043771148251. The next prime is 141043771148297. The reversal of 141043771148261 is 162841177340141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139967095131361 + 1076676016900 = 11830769^2 + 1037630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141043771148261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141043771148251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70521885574130 + 70521885574131.

It is an arithmetic number, because the mean of its divisors is an integer number (70521885574131).

Almost surely, 2^{141043771148261} is an apocalyptic number.

It is an amenable number.

141043771148261 is a deficient number, since it is larger than the sum of its proper divisors (1).

141043771148261 is an equidigital number, since it uses as much as digits as its factorization.

141043771148261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 50.

The spelling of 141043771148261 in words is "one hundred forty-one trillion, forty-three billion, seven hundred seventy-one million, one hundred forty-eight thousand, two hundred sixty-one".