5131502443 has 2 divisors, whose sum is σ = 5131502444. Its totient is φ = 5131502442.

The previous prime is 5131502429. The next prime is 5131502449. The reversal of 5131502443 is 3442051315.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5131502443 is a prime.

It is not a weakly prime, because it can be changed into another prime (5131502449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2565751221 + 2565751222.

It is an arithmetic number, because the mean of its divisors is an integer number (2565751222).

Almost surely, 2^5131502443 is an apocalyptic number.

5131502443 is a deficient number, since it is larger than the sum of its proper divisors (1).

5131502443 is an equidigital number, since it uses as much as digits as its factorization.

5131502443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5131502443 is about 71634.5059520899. The cubic root of 5131502443 is about 1724.8374774279.

Adding to 5131502443 its reverse (3442051315), we get a palindrome (8573553758).

The spelling of 5131502443 in words is "five billion, one hundred thirty-one million, five hundred two thousand, four hundred forty-three".