5021513503 has 2 divisors, whose sum is σ = 5021513504. Its totient is φ = 5021513502.

The previous prime is 5021513501. The next prime is 5021513551. The reversal of 5021513503 is 3053151205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5021513503 - 2¹ = 5021513501 is a prime.

It is a super-2 number, since 2×5021513503² = 50431195721622662018, which contains 22 as substring.

Together with 5021513501, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021513501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510756751 + 2510756752.

It is an arithmetic number, because the mean of its divisors is an integer number (2510756752).

Almost surely, 2^5021513503 is an apocalyptic number.

5021513503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021513503 is an equidigital number, since it uses as much as digits as its factorization.

5021513503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 5021513503 is about 70862.6382729291. The cubic root of 5021513503 is about 1712.4249424400.

Adding to 5021513503 its reverse (3053151205), we get a palindrome (8074664708).

The spelling of 5021513503 in words is "five billion, twenty-one million, five hundred thirteen thousand, five hundred three".