5304504020503 has 2 divisors, whose sum is σ = 5304504020504. Its totient is φ = 5304504020502.

The previous prime is 5304504020477. The next prime is 5304504020561. The reversal of 5304504020503 is 3050204054035.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5304504020503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5304504030503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2652252010251 + 2652252010252.

It is an arithmetic number, because the mean of its divisors is an integer number (2652252010252).

Almost surely, 2^{5304504020503} is an apocalyptic number.

5304504020503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5304504020503 is an equidigital number, since it uses as much as digits as its factorization.

5304504020503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 5304504020503 its reverse (3050204054035), we get a palindrome (8354708074538).

The spelling of 5304504020503 in words is "five trillion, three hundred four billion, five hundred four million, twenty thousand, five hundred three".