6381171 has 24 divisors (see below), whose sum is σ = 9856080. Its totient is φ = 3964416.

The previous prime is 6381139. The next prime is 6381191. The reversal of 6381171 is 1711836.

It is not a de Polignac number, because 6381171 - 2⁵ = 6381139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6381101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27271 + ... + 27503.

It is an arithmetic number, because the mean of its divisors is an integer number (410670).

Almost surely, 2^6381171 is an apocalyptic number.

6381171 is a deficient number, since it is larger than the sum of its proper divisors (3474909).

6381171 is a wasteful number, since it uses less digits than its factorization.

6381171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 432 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 6381171 is about 2526.0979790974. The cubic root of 6381171 is about 185.4812985024.

The spelling of 6381171 in words is "six million, three hundred eighty-one thousand, one hundred seventy-one".