3981171175 has 18 divisors (see below), whose sum is σ = 5210162808. Its totient is φ = 3017301840.

The previous prime is 3981171167. The next prime is 3981171191. The reversal of 3981171175 is 5711711893.

It is not a de Polignac number, because 3981171175 - 2³ = 3981171167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 211539 + ... + 229588.

Almost surely, 2^3981171175 is an apocalyptic number.

3981171175 is a deficient number, since it is larger than the sum of its proper divisors (1228991633).

3981171175 is a wasteful number, since it uses less digits than its factorization.

3981171175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441175 (or 441151 counting only the distinct ones).

The product of its digits is 52920, while the sum is 43.

The square root of 3981171175 is about 63096.5226854856. The cubic root of 3981171175 is about 1584.9063921869.

The spelling of 3981171175 in words is "three billion, nine hundred eighty-one million, one hundred seventy-one thousand, one hundred seventy-five".