162348161 has 2 divisors, whose sum is σ = 162348162. Its totient is φ = 162348160.

The previous prime is 162348157. The next prime is 162348203. The reversal of 162348161 is 161843261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156375025 + 5973136 = 12505^2 + 2444^2 .

It is a cyclic number.

It is not a de Polignac number, because 162348161 - 2² = 162348157 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (162348961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81174080 + 81174081.

It is an arithmetic number, because the mean of its divisors is an integer number (81174081).

Almost surely, 2^162348161 is an apocalyptic number.

It is an amenable number.

162348161 is a deficient number, since it is larger than the sum of its proper divisors (1).

162348161 is an equidigital number, since it uses as much as digits as its factorization.

162348161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 162348161 is about 12741.5917765403. The cubic root of 162348161 is about 545.5264234327.

The spelling of 162348161 in words is "one hundred sixty-two million, three hundred forty-eight thousand, one hundred sixty-one".