2055903 has 4 divisors (see below), whose sum is σ = 2741208. Its totient is φ = 1370600.

The previous prime is 2055853. The next prime is 2055917. The reversal of 2055903 is 3095502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2055903 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342648 + ... + 342653.

It is an arithmetic number, because the mean of its divisors is an integer number (685302).

2^2055903 is an apocalyptic number.

2055903 is a deficient number, since it is larger than the sum of its proper divisors (685305).

2055903 is an equidigital number, since it uses as much as digits as its factorization.

2055903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685304.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 2055903 is about 1433.8420415095. The cubic root of 2055903 is about 127.1552238468.

The spelling of 2055903 in words is "two million, fifty-five thousand, nine hundred three".