93871 has 2 divisors, whose sum is σ = 93872. Its totient is φ = 93870.

The previous prime is 93851. The next prime is 93887. The reversal of 93871 is 17839.

It is a strong prime.

It is an emirp because it is prime and its reverse (17839) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93871 - 2¹¹ = 91823 is a prime.

93871 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93811) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46935 + 46936.

It is an arithmetic number, because the mean of its divisors is an integer number (46936).

2⁹³⁸⁷¹ is an apocalyptic number.

93871 is a deficient number, since it is larger than the sum of its proper divisors (1).

93871 is an equidigital number, since it uses as much as digits as its factorization.

93871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 28.

The square root of 93871 is about 306.3837463052. The cubic root of 93871 is about 45.4475505600.

It can be divided in two parts, 93 and 871, that multiplied together give a triangular number (81003 = T₄₀₂).

The spelling of 93871 in words is "ninety-three thousand, eight hundred seventy-one".