5243324431 has 2 divisors, whose sum is σ = 5243324432. Its totient is φ = 5243324430.

The previous prime is 5243324423. The next prime is 5243324459. The reversal of 5243324431 is 1344233425.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5243324431 - 2³ = 5243324423 is a prime.

It is a super-2 number, since 2×5243324431² = 54984902177442947522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5243324393 and 5243324402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5243324231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621662215 + 2621662216.

It is an arithmetic number, because the mean of its divisors is an integer number (2621662216).

Almost surely, 2^5243324431 is an apocalyptic number.

5243324431 is a deficient number, since it is larger than the sum of its proper divisors (1).

5243324431 is an equidigital number, since it uses as much as digits as its factorization.

5243324431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 31.

The square root of 5243324431 is about 72410.8032754782. The cubic root of 5243324431 is about 1737.2763606091.

Adding to 5243324431 its reverse (1344233425), we get a palindrome (6587557856).

The spelling of 5243324431 in words is "five billion, two hundred forty-three million, three hundred twenty-four thousand, four hundred thirty-one".