2056003 has 4 divisors (see below), whose sum is σ = 2072320. Its totient is φ = 2039688.

The previous prime is 2056001. The next prime is 2056007. The reversal of 2056003 is 3006502.

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

It is a cyclic number.

It is not a de Polignac number, because 2056003 - 2¹ = 2056001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2056001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7968 + ... + 8221.

It is an arithmetic number, because the mean of its divisors is an integer number (518080).

2^2056003 is an apocalyptic number.

2056003 is a deficient number, since it is larger than the sum of its proper divisors (16317).

2056003 is a wasteful number, since it uses less digits than its factorization.

2056003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16316.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2056003 is about 1433.8769124301. The cubic root of 2056003 is about 127.1572854416.

The spelling of 2056003 in words is "two million, fifty-six thousand, three".