162071671 has 2 divisors, whose sum is σ = 162071672. Its totient is φ = 162071670.

The previous prime is 162071669. The next prime is 162071681. The reversal of 162071671 is 176170261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162071671 - 2¹ = 162071669 is a prime.

Together with 162071669, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162071641) 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, 81035835 + 81035836.

It is an arithmetic number, because the mean of its divisors is an integer number (81035836).

Almost surely, 2^162071671 is an apocalyptic number.

162071671 is a deficient number, since it is larger than the sum of its proper divisors (1).

162071671 is an equidigital number, since it uses as much as digits as its factorization.

162071671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 162071671 is about 12730.7372528067. The cubic root of 162071671 is about 545.2165578798.

The spelling of 162071671 in words is "one hundred sixty-two million, seventy-one thousand, six hundred seventy-one".