162105071 has 2 divisors, whose sum is σ = 162105072. Its totient is φ = 162105070.

The previous prime is 162105067. The next prime is 162105079. The reversal of 162105071 is 170501261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162105071 - 2² = 162105067 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162105079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81052535 + 81052536.

It is an arithmetic number, because the mean of its divisors is an integer number (81052536).

Almost surely, 2^162105071 is an apocalyptic number.

162105071 is a deficient number, since it is larger than the sum of its proper divisors (1).

162105071 is an equidigital number, since it uses as much as digits as its factorization.

162105071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 162105071 is about 12732.0489710023. The cubic root of 162105071 is about 545.2540083528.

The spelling of 162105071 in words is "one hundred sixty-two million, one hundred five thousand, seventy-one".