5431315432 has 16 divisors (see below), whose sum is σ = 10184789700. Its totient is φ = 2715371520.

The previous prime is 5431315349. The next prime is 5431315517. The reversal of 5431315432 is 2345131345.

It can be written as a sum of positive squares in 2 ways, for example, as 5430805636 + 509796 = 73694^2 + 714^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5431315394 and 5431315403.

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, 59944 + ... + 120232.

Almost surely, 2^5431315432 is an apocalyptic number.

It is an amenable number.

5431315432 is a deficient number, since it is larger than the sum of its proper divisors (4753474268).

5431315432 is a wasteful number, since it uses less digits than its factorization.

5431315432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71556 (or 71552 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 5431315432 is about 73697.4587892961. The cubic root of 5431315432 is about 1757.7954741586.

Adding to 5431315432 its reverse (2345131345), we get a palindrome (7776446777).

The spelling of 5431315432 in words is "five billion, four hundred thirty-one million, three hundred fifteen thousand, four hundred thirty-two".