167673212171 has 2 divisors, whose sum is σ = 167673212172. Its totient is φ = 167673212170.

The previous prime is 167673212149. The next prime is 167673212177. The reversal of 167673212171 is 171212376761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 167673212171 - 2¹⁴ = 167673195787 is a prime.

It is a super-2 number, since 2×167673212171² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (167673212177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83836606085 + 83836606086.

It is an arithmetic number, because the mean of its divisors is an integer number (83836606086).

Almost surely, 2^167673212171 is an apocalyptic number.

167673212171 is a deficient number, since it is larger than the sum of its proper divisors (1).

167673212171 is an equidigital number, since it uses as much as digits as its factorization.

167673212171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 44.

The spelling of 167673212171 in words is "one hundred sixty-seven billion, six hundred seventy-three million, two hundred twelve thousand, one hundred seventy-one".