5131132432 has 40 divisors (see below), whose sum is σ = 9999806400. Its totient is φ = 2550586752.

The previous prime is 5131132421. The next prime is 5131132439. The reversal of 5131132432 is 2342311315.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5131132397 and 5131132406.

It is not an unprimeable number, because it can be changed into a prime (5131132439) 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, 2175798 + ... + 2178154.

It is an arithmetic number, because the mean of its divisors is an integer number (249995160).

Almost surely, 2^5131132432 is an apocalyptic number.

It is an amenable number.

5131132432 is a deficient number, since it is larger than the sum of its proper divisors (4868673968).

5131132432 is a wasteful number, since it uses less digits than its factorization.

5131132432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103 (or 3097 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 5131132432 is about 71631.9232744731. The cubic root of 5131132432 is about 1724.7960195126.

Adding to 5131132432 its reverse (2342311315), we get a palindrome (7473443747).

The spelling of 5131132432 in words is "five billion, one hundred thirty-one million, one hundred thirty-two thousand, four hundred thirty-two".