4540040503 has 2 divisors, whose sum is σ = 4540040504. Its totient is φ = 4540040502.

The previous prime is 4540040497. The next prime is 4540040513. The reversal of 4540040503 is 3050400454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4540040503 is a prime.

It is a super-2 number, since 2×4540040503² = 41223935537760986018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4540040513) 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, 2270020251 + 2270020252.

It is an arithmetic number, because the mean of its divisors is an integer number (2270020252).

Almost surely, 2^4540040503 is an apocalyptic number.

4540040503 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540040503 is an equidigital number, since it uses as much as digits as its factorization.

4540040503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 4540040503 is about 67379.8226696984. The cubic root of 4540040503 is about 1655.8458697236.

Adding to 4540040503 its reverse (3050400454), we get a palindrome (7590440957).

The spelling of 4540040503 in words is "four billion, five hundred forty million, forty thousand, five hundred three".