5021503 has 2 divisors, whose sum is σ = 5021504. Its totient is φ = 5021502.

The previous prime is 5021479. The next prime is 5021507. The reversal of 5021503 is 3051205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5021503 - 2¹³ = 5013311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510751 + 2510752.

It is an arithmetic number, because the mean of its divisors is an integer number (2510752).

Almost surely, 2^5021503 is an apocalyptic number.

5021503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021503 is an equidigital number, since it uses as much as digits as its factorization.

5021503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 5021503 is about 2240.8710360036. The cubic root of 5021503 is about 171.2423748536.

Adding to 5021503 its reverse (3051205), we get a palindrome (8072708).

The spelling of 5021503 in words is "five million, twenty-one thousand, five hundred three".