1731163116 has 12 divisors (see below), whose sum is σ = 4039380632. Its totient is φ = 577054368.

The previous prime is 1731163087. The next prime is 1731163117. The reversal of 1731163116 is 6113611371.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1731163117) 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, 72131785 + ... + 72131808.

Almost surely, 2^1731163116 is an apocalyptic number.

It is an amenable number.

1731163116 is an abundant number, since it is smaller than the sum of its proper divisors (2308217516).

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

1731163116 is a wasteful number, since it uses less digits than its factorization.

1731163116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144263600 (or 144263598 counting only the distinct ones).

The product of its digits is 2268, while the sum is 30.

The square root of 1731163116 is about 41607.2483589098. The cubic root of 1731163116 is about 1200.7317564641.

Adding to 1731163116 its reverse (6113611371), we get a palindrome (7844774487).

The spelling of 1731163116 in words is "one billion, seven hundred thirty-one million, one hundred sixty-three thousand, one hundred sixteen".