5257503 has 6 divisors (see below), whose sum is σ = 7594184. Its totient is φ = 3504996.

The previous prime is 5257493. The next prime is 5257517. The reversal of 5257503 is 3057525.

It is a de Polignac number, because none of the positive numbers 2^k-5257503 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5257583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 292075 + ... + 292092.

Almost surely, 2^5257503 is an apocalyptic number.

5257503 is a deficient number, since it is larger than the sum of its proper divisors (2336681).

5257503 is a wasteful number, since it uses less digits than its factorization.

5257503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584173 (or 584170 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 5257503 is about 2292.9245517461. The cubic root of 5257503 is about 173.8840884775.

The spelling of 5257503 in words is "five million, two hundred fifty-seven thousand, five hundred three".