5231503 has 2 divisors, whose sum is σ = 5231504. Its totient is φ = 5231502.

The previous prime is 5231491. The next prime is 5231521. The reversal of 5231503 is 3051325.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5231503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5231533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2615751 + 2615752.

It is an arithmetic number, because the mean of its divisors is an integer number (2615752).

Almost surely, 2^5231503 is an apocalyptic number.

5231503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5231503 is an equidigital number, since it uses as much as digits as its factorization.

5231503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 5231503 is about 2287.2479096067. The cubic root of 5231503 is about 173.5969775678.

Adding to 5231503 its reverse (3051325), we get a palindrome (8282828).

The spelling of 5231503 in words is "five million, two hundred thirty-one thousand, five hundred three".