2522503 has 2 divisors, whose sum is σ = 2522504. Its totient is φ = 2522502.

The previous prime is 2522491. The next prime is 2522543. The reversal of 2522503 is 3052252.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2522503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2522543) 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, 1261251 + 1261252.

It is an arithmetic number, because the mean of its divisors is an integer number (1261252).

2^2522503 is an apocalyptic number.

2522503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2522503 is an equidigital number, since it uses as much as digits as its factorization.

2522503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2522503 is about 1588.2389618694. The cubic root of 2522503 is about 136.1268820204.

Adding to 2522503 its reverse (3052252), we get a palindrome (5574755).

It can be divided in two parts, 2522 and 503, that added together give a square (3025 = 55²).

The spelling of 2522503 in words is "two million, five hundred twenty-two thousand, five hundred three".