5243500313 has 2 divisors, whose sum is σ = 5243500314. Its totient is φ = 5243500312.

The previous prime is 5243500211. The next prime is 5243500321. The reversal of 5243500313 is 3130053425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5165584384 + 77915929 = 71872^2 + 8827^2 .

It is a cyclic number.

It is not a de Polignac number, because 5243500313 - 2²⁶ = 5176391449 is a prime.

It is not a weakly prime, because it can be changed into another prime (5243500393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621750156 + 2621750157.

It is an arithmetic number, because the mean of its divisors is an integer number (2621750157).

Almost surely, 2^5243500313 is an apocalyptic number.

It is an amenable number.

5243500313 is a deficient number, since it is larger than the sum of its proper divisors (1).

5243500313 is an equidigital number, since it uses as much as digits as its factorization.

5243500313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 5243500313 is about 72412.0177387704. The cubic root of 5243500313 is about 1737.2957854497.

Adding to 5243500313 its reverse (3130053425), we get a palindrome (8373553738).

The spelling of 5243500313 in words is "five billion, two hundred forty-three million, five hundred thousand, three hundred thirteen".