50503003 has 2 divisors, whose sum is σ = 50503004. Its totient is φ = 50503002.

The previous prime is 50503001. The next prime is 50503067. The reversal of 50503003 is 30030505.

It is a happy number.

50503003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50503003 - 2¹ = 50503001 is a prime.

It is a super-3 number, since 3×50503003³ (a number of 24 digits) contains 333 as substring.

Together with 50503001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (50503001) 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, 25251501 + 25251502.

It is an arithmetic number, because the mean of its divisors is an integer number (25251502).

Almost surely, 2^50503003 is an apocalyptic number.

50503003 is a deficient number, since it is larger than the sum of its proper divisors (1).

50503003 is an equidigital number, since it uses as much as digits as its factorization.

50503003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 50503003 is about 7106.5464889776. The cubic root of 50503003 is about 369.6344161081.

Adding to 50503003 its reverse (30030505), we get a palindrome (80533508).

The spelling of 50503003 in words is "fifty million, five hundred three thousand, three".