102163147 has 2 divisors, whose sum is σ = 102163148. Its totient is φ = 102163146.

The previous prime is 102163121. The next prime is 102163163. The reversal of 102163147 is 741361201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102163147 - 2¹¹ = 102161099 is a prime.

It is not a weakly prime, because it can be changed into another prime (102160147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51081573 + 51081574.

It is an arithmetic number, because the mean of its divisors is an integer number (51081574).

Almost surely, 2^102163147 is an apocalyptic number.

102163147 is a deficient number, since it is larger than the sum of its proper divisors (1).

102163147 is an equidigital number, since it uses as much as digits as its factorization.

102163147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 102163147 is about 10107.5786912593. The cubic root of 102163147 is about 467.4818500775.

The spelling of 102163147 in words is "one hundred two million, one hundred sixty-three thousand, one hundred forty-seven".