2289503 has 2 divisors, whose sum is σ = 2289504. Its totient is φ = 2289502.

The previous prime is 2289473. The next prime is 2289571. The reversal of 2289503 is 3059822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2289503 - 2⁸ = 2289247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2289583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144751 + 1144752.

It is an arithmetic number, because the mean of its divisors is an integer number (1144752).

2^2289503 is an apocalyptic number.

2289503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289503 is an equidigital number, since it uses as much as digits as its factorization.

2289503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2289503 is about 1513.1103727091. The cubic root of 2289503 is about 131.7994927996.

The spelling of 2289503 in words is "two million, two hundred eighty-nine thousand, five hundred three".