108187 has 2 divisors, whose sum is σ = 108188. Its totient is φ = 108186.

The previous prime is 108179. The next prime is 108191. The reversal of 108187 is 781801.

It is a strong prime.

It is an emirp because it is prime and its reverse (781801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108187 - 2³ = 108179 is a prime.

It is not a weakly prime, because it can be changed into another prime (108107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54093 + 54094.

It is an arithmetic number, because the mean of its divisors is an integer number (54094).

2¹⁰⁸¹⁸⁷ is an apocalyptic number.

108187 is a deficient number, since it is larger than the sum of its proper divisors (1).

108187 is an equidigital number, since it uses as much as digits as its factorization.

108187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 25.

The square root of 108187 is about 328.9179228926. The cubic root of 108187 is about 47.6495012660.

Adding to 108187 its reverse (781801), we get a palindrome (889988).

The spelling of 108187 in words is "one hundred eight thousand, one hundred eighty-seven".