141111321161 has 2 divisors, whose sum is σ = 141111321162. Its totient is φ = 141111321160.

The previous prime is 141111321151. The next prime is 141111321229. The reversal of 141111321161 is 161123111141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76076120761 + 65035200400 = 275819^2 + 255020^2 .

It is an emirp because it is prime and its reverse (161123111141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141111321161 - 2⁶ = 141111321097 is a prime.

It is not a weakly prime, because it can be changed into another prime (141111321151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70555660580 + 70555660581.

It is an arithmetic number, because the mean of its divisors is an integer number (70555660581).

Almost surely, 2^141111321161 is an apocalyptic number.

It is an amenable number.

141111321161 is a deficient number, since it is larger than the sum of its proper divisors (1).

141111321161 is an equidigital number, since it uses as much as digits as its factorization.

141111321161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 23.

The spelling of 141111321161 in words is "one hundred forty-one billion, one hundred eleven million, three hundred twenty-one thousand, one hundred sixty-one".