161080223 has 2 divisors, whose sum is σ = 161080224. Its totient is φ = 161080222.

The previous prime is 161080211. The next prime is 161080229. The reversal of 161080223 is 322080161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161080223 - 2¹⁴ = 161063839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161080229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80540111 + 80540112.

It is an arithmetic number, because the mean of its divisors is an integer number (80540112).

Almost surely, 2^161080223 is an apocalyptic number.

161080223 is a deficient number, since it is larger than the sum of its proper divisors (1).

161080223 is an equidigital number, since it uses as much as digits as its factorization.

161080223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 161080223 is about 12691.7383758097. The cubic root of 161080223 is about 544.1025242447.

The spelling of 161080223 in words is "one hundred sixty-one million, eighty thousand, two hundred twenty-three".