102662171 has 2 divisors, whose sum is σ = 102662172. Its totient is φ = 102662170.

The previous prime is 102662141. The next prime is 102662177. The reversal of 102662171 is 171266201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102662171 - 2⁶ = 102662107 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102662171.

It is not a weakly prime, because it can be changed into another prime (102662177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51331085 + 51331086.

It is an arithmetic number, because the mean of its divisors is an integer number (51331086).

Almost surely, 2^102662171 is an apocalyptic number.

102662171 is a deficient number, since it is larger than the sum of its proper divisors (1).

102662171 is an equidigital number, since it uses as much as digits as its factorization.

102662171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 102662171 is about 10132.2342550891. The cubic root of 102662171 is about 468.2417648625.

The spelling of 102662171 in words is "one hundred two million, six hundred sixty-two thousand, one hundred seventy-one".