4050003 has 4 divisors (see below), whose sum is σ = 5400008. Its totient is φ = 2700000.

The previous prime is 4049989. The next prime is 4050019. The reversal of 4050003 is 3000504.

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

It is not a de Polignac number, because 4050003 - 2⁴ = 4049987 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4050023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674998 + ... + 675003.

It is an arithmetic number, because the mean of its divisors is an integer number (1350002).

Almost surely, 2^4050003 is an apocalyptic number.

4050003 is a deficient number, since it is larger than the sum of its proper divisors (1350005).

4050003 is a wasteful number, since it uses less digits than its factorization.

4050003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350004.

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 4050003 is about 2012.4619251057. The cubic root of 4050003 is about 159.3988247351.

Adding to 4050003 its reverse (3000504), we get a palindrome (7050507).

The spelling of 4050003 in words is "four million, fifty thousand, three".