2203403 has 2 divisors, whose sum is σ = 2203404. Its totient is φ = 2203402.

The previous prime is 2203393. The next prime is 2203427. The reversal of 2203403 is 3043022.

2203403 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 2203403 - 2¹⁰ = 2202379 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2203433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101701 + 1101702.

It is an arithmetic number, because the mean of its divisors is an integer number (1101702).

2^2203403 is an apocalyptic number.

2203403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203403 is an equidigital number, since it uses as much as digits as its factorization.

2203403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2203403 is about 1484.3864052193. The cubic root of 2203403 is about 130.1261694219.

Adding to 2203403 its reverse (3043022), we get a palindrome (5246425).

The spelling of 2203403 in words is "two million, two hundred three thousand, four hundred three".