5203631 has 2 divisors, whose sum is σ = 5203632. Its totient is φ = 5203630.

The previous prime is 5203619. The next prime is 5203637. The reversal of 5203631 is 1363025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5203631 - 2¹⁸ = 4941487 is a prime.

It is a super-2 number, since 2×5203631² = 54155551168322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5203637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2601815 + 2601816.

It is an arithmetic number, because the mean of its divisors is an integer number (2601816).

Almost surely, 2^5203631 is an apocalyptic number.

5203631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5203631 is an equidigital number, since it uses as much as digits as its factorization.

5203631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 5203631 is about 2281.1468606821. The cubic root of 5203631 is about 173.2881362269.

Adding to 5203631 its reverse (1363025), we get a palindrome (6566656).

Subtracting from 5203631 its reverse (1363025), we obtain a triangular number (3840606 = T₂₇₇₁).

The spelling of 5203631 in words is "five million, two hundred three thousand, six hundred thirty-one".