162410161 has 2 divisors, whose sum is σ = 162410162. Its totient is φ = 162410160.

The previous prime is 162410159. The next prime is 162410173. The reversal of 162410161 is 161014261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162409536 + 625 = 12744^2 + 25^2 .

It is a cyclic number.

It is not a de Polignac number, because 162410161 - 2¹ = 162410159 is a prime.

Together with 162410159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (162410861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81205080 + 81205081.

It is an arithmetic number, because the mean of its divisors is an integer number (81205081).

Almost surely, 2^162410161 is an apocalyptic number.

It is an amenable number.

162410161 is a deficient number, since it is larger than the sum of its proper divisors (1).

162410161 is an equidigital number, since it uses as much as digits as its factorization.

162410161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 162410161 is about 12744.0245213198. The cubic root of 162410161 is about 545.5958592538.

The spelling of 162410161 in words is "one hundred sixty-two million, four hundred ten thousand, one hundred sixty-one".