162116047 has 2 divisors, whose sum is σ = 162116048. Its totient is φ = 162116046.

The previous prime is 162116039. The next prime is 162116057. The reversal of 162116047 is 740611261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162116047 - 2³ = 162116039 is a prime.

It is a super-2 number, since 2×162116047² = 52563225389812418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162116057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81058023 + 81058024.

It is an arithmetic number, because the mean of its divisors is an integer number (81058024).

Almost surely, 2^162116047 is an apocalyptic number.

162116047 is a deficient number, since it is larger than the sum of its proper divisors (1).

162116047 is an equidigital number, since it uses as much as digits as its factorization.

162116047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 162116047 is about 12732.4800019478. The cubic root of 162116047 is about 545.2663143074.

The spelling of 162116047 in words is "one hundred sixty-two million, one hundred sixteen thousand, forty-seven".