5203531 has 2 divisors, whose sum is σ = 5203532. Its totient is φ = 5203530.

The previous prime is 5203529. The next prime is 5203577. The reversal of 5203531 is 1353025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5203531 - 2¹ = 5203529 is a prime.

It is a super-2 number, since 2×5203531² = 54153469735922, which contains 22 as substring.

Together with 5203529, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5203499 and 5203508.

It is not a weakly prime, because it can be changed into another prime (5203591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2601765 + 2601766.

It is an arithmetic number, because the mean of its divisors is an integer number (2601766).

Almost surely, 2^5203531 is an apocalyptic number.

5203531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5203531 is an equidigital number, since it uses as much as digits as its factorization.

5203531 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 5203531 is about 2281.1249417776. The cubic root of 5203531 is about 173.2870261736.

Adding to 5203531 its reverse (1353025), we get a palindrome (6556556).

The spelling of 5203531 in words is "five million, two hundred three thousand, five hundred thirty-one".