3161531166 has 16 divisors (see below), whose sum is σ = 6430233600. Its totient is φ = 1035981848.

The previous prime is 3161531161. The next prime is 3161531167. The reversal of 3161531166 is 6611351613.

3161531166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3161531161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4465086 + ... + 4465793.

It is an arithmetic number, because the mean of its divisors is an integer number (401889600).

Almost surely, 2^3161531166 is an apocalyptic number.

3161531166 is an abundant number, since it is smaller than the sum of its proper divisors (3268702434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3161531166 is a wasteful number, since it uses less digits than its factorization.

3161531166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8930943.

The product of its digits is 9720, while the sum is 33.

The square root of 3161531166 is about 56227.4947512336. The cubic root of 3161531166 is about 1467.6837612328.

Adding to 3161531166 its reverse (6611351613), we get a palindrome (9772882779).

The spelling of 3161531166 in words is "three billion, one hundred sixty-one million, five hundred thirty-one thousand, one hundred sixty-six".