120168163 has 2 divisors, whose sum is σ = 120168164. Its totient is φ = 120168162.

The previous prime is 120168161. The next prime is 120168173. The reversal of 120168163 is 361861021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120168163 - 2¹ = 120168161 is a prime.

Together with 120168161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (120168161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60084081 + 60084082.

It is an arithmetic number, because the mean of its divisors is an integer number (60084082).

Almost surely, 2^120168163 is an apocalyptic number.

120168163 is a deficient number, since it is larger than the sum of its proper divisors (1).

120168163 is an equidigital number, since it uses as much as digits as its factorization.

120168163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 120168163 is about 10962.1240186380. The cubic root of 120168163 is about 493.4727104468.

The spelling of 120168163 in words is "one hundred twenty million, one hundred sixty-eight thousand, one hundred sixty-three".