5309903 has 2 divisors, whose sum is σ = 5309904. Its totient is φ = 5309902.

The previous prime is 5309891. The next prime is 5309921. The reversal of 5309903 is 3099035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5309903 - 2⁶ = 5309839 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5309923) 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 as a sum of consecutive naturals, namely, 2654951 + 2654952.

It is an arithmetic number, because the mean of its divisors is an integer number (2654952).

Almost surely, 2^5309903 is an apocalyptic number.

5309903 is a deficient number, since it is larger than the sum of its proper divisors (1).

5309903 is an equidigital number, since it uses as much as digits as its factorization.

5309903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 5309903 is about 2304.3226770572. The cubic root of 5309903 is about 174.4598638408.

The spelling of 5309903 in words is "five million, three hundred nine thousand, nine hundred three".