102117163 has 2 divisors, whose sum is σ = 102117164. Its totient is φ = 102117162.

The previous prime is 102117139. The next prime is 102117203. The reversal of 102117163 is 361711201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102117163 is a prime.

It is not a weakly prime, because it can be changed into another prime (102112163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51058581 + 51058582.

It is an arithmetic number, because the mean of its divisors is an integer number (51058582).

Almost surely, 2^102117163 is an apocalyptic number.

102117163 is a deficient number, since it is larger than the sum of its proper divisors (1).

102117163 is an equidigital number, since it uses as much as digits as its factorization.

102117163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 102117163 is about 10105.3037064702. The cubic root of 102117163 is about 467.4117011308.

Adding to 102117163 its reverse (361711201), we get a palindrome (463828364).

The spelling of 102117163 in words is "one hundred two million, one hundred seventeen thousand, one hundred sixty-three".