2297903 has 2 divisors, whose sum is σ = 2297904. Its totient is φ = 2297902.

The previous prime is 2297887. The next prime is 2297909. The reversal of 2297903 is 3097922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2297903 - 2⁴ = 2297887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2297903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2297909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1148951 + 1148952.

It is an arithmetic number, because the mean of its divisors is an integer number (1148952).

2^2297903 is an apocalyptic number.

2297903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297903 is an equidigital number, since it uses as much as digits as its factorization.

2297903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2297903 is about 1515.8835707270. The cubic root of 2297903 is about 131.9604832736.

The spelling of 2297903 in words is "two million, two hundred ninety-seven thousand, nine hundred three".