503495039 has 2 divisors, whose sum is σ = 503495040. Its totient is φ = 503495038.

The previous prime is 503495029. The next prime is 503495051. The reversal of 503495039 is 930594305.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503495039 is a prime.

It is a super-2 number, since 2×503495039² = 507014508595223042, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 503494993 and 503495011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503495029) 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, 251747519 + 251747520.

It is an arithmetic number, because the mean of its divisors is an integer number (251747520).

Almost surely, 2^503495039 is an apocalyptic number.

503495039 is a deficient number, since it is larger than the sum of its proper divisors (1).

503495039 is an equidigital number, since it uses as much as digits as its factorization.

503495039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 503495039 is about 22438.6951269453. The cubic root of 503495039 is about 795.5455764849.

The spelling of 503495039 in words is "five hundred three million, four hundred ninety-five thousand, thirty-nine".