5249903 has 2 divisors, whose sum is σ = 5249904. Its totient is φ = 5249902.

The previous prime is 5249897. The next prime is 5249921. The reversal of 5249903 is 3099425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5249903 - 2⁴ = 5249887 is a prime.

It is a super-2 number, since 2×5249903² = 55122963018818, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5249903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5249983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2624951 + 2624952.

It is an arithmetic number, because the mean of its divisors is an integer number (2624952).

Almost surely, 2^5249903 is an apocalyptic number.

5249903 is a deficient number, since it is larger than the sum of its proper divisors (1).

5249903 is an equidigital number, since it uses as much as digits as its factorization.

5249903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 5249903 is about 2291.2666802448. The cubic root of 5249903 is about 173.8002618422.

The spelling of 5249903 in words is "five million, two hundred forty-nine thousand, nine hundred three".