816058503 has 16 divisors (see below), whose sum is σ = 1301974240. Its totient is φ = 502189632.

The previous prime is 816058433. The next prime is 816058567. The reversal of 816058503 is 305850618.

It is not a de Polignac number, because 816058503 - 2¹⁰ = 816057479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816058003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1162126 + ... + 1162827.

It is an arithmetic number, because the mean of its divisors is an integer number (81373390).

Almost surely, 2^816058503 is an apocalyptic number.

816058503 is a deficient number, since it is larger than the sum of its proper divisors (485915737).

816058503 is a wasteful number, since it uses less digits than its factorization.

816058503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324975 (or 2324969 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 816058503 is about 28566.7377031400. The cubic root of 816058503 is about 934.4880772654.

The spelling of 816058503 in words is "eight hundred sixteen million, fifty-eight thousand, five hundred three".