3666271171 has 4 divisors (see below), whose sum is σ = 3666392272. Its totient is φ = 3666150072.

The previous prime is 3666271157. The next prime is 3666271183. The reversal of 3666271171 is 1711726663.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1711726663 = 19 ⋅90090877.

It is a cyclic number.

It is not a de Polignac number, because 3666271171 - 2¹³ = 3666262979 is a prime.

It is a super-2 number, since 2×3666271171² = 26883088598611422482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666271871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30010 + ... + 90736.

It is an arithmetic number, because the mean of its divisors is an integer number (916598068).

Almost surely, 2^3666271171 is an apocalyptic number.

3666271171 is a deficient number, since it is larger than the sum of its proper divisors (121101).

3666271171 is an equidigital number, since it uses as much as digits as its factorization.

3666271171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121100.

The product of its digits is 63504, while the sum is 40.

The square root of 3666271171 is about 60549.7412958965. The cubic root of 3666271171 is about 1541.9662256533.

The spelling of 3666271171 in words is "three billion, six hundred sixty-six million, two hundred seventy-one thousand, one hundred seventy-one".