163772833141 has 2 divisors, whose sum is σ = 163772833142. Its totient is φ = 163772833140.

The previous prime is 163772833111. The next prime is 163772833153. The reversal of 163772833141 is 141338277361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101965901041 + 61806932100 = 319321^2 + 248610^2 .

It is an emirp because it is prime and its reverse (141338277361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163772833141 - 2³⁵ = 129413094773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163772833091 and 163772833100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163772833111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81886416570 + 81886416571.

It is an arithmetic number, because the mean of its divisors is an integer number (81886416571).

Almost surely, 2^163772833141 is an apocalyptic number.

It is an amenable number.

163772833141 is a deficient number, since it is larger than the sum of its proper divisors (1).

163772833141 is an equidigital number, since it uses as much as digits as its factorization.

163772833141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 46.

The spelling of 163772833141 in words is "one hundred sixty-three billion, seven hundred seventy-two million, eight hundred thirty-three thousand, one hundred forty-one".