6131871332 has 12 divisors (see below), whose sum is σ = 10733566956. Its totient is φ = 3065137920.

The previous prime is 6131871329. The next prime is 6131871377. The reversal of 6131871332 is 2331781316.

It can be written as a sum of positive squares in 2 ways, for example, as 4421718016 + 1710153316 = 66496^2 + 41354^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6131871292 and 6131871301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181973 + ... + 213020.

It is an arithmetic number, because the mean of its divisors is an integer number (894463913).

Almost surely, 2^6131871332 is an apocalyptic number.

It is an amenable number.

6131871332 is a deficient number, since it is larger than the sum of its proper divisors (4601695624).

6131871332 is a wasteful number, since it uses less digits than its factorization.

6131871332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398878 (or 398876 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 6131871332 is about 78306.2662371282. The cubic root of 6131871332 is about 1830.3367980745.

The spelling of 6131871332 in words is "six billion, one hundred thirty-one million, eight hundred seventy-one thousand, three hundred thirty-two".