5440003 has 8 divisors (see below), whose sum is σ = 5604480. Its totient is φ = 5277120.

The previous prime is 5439997. The next prime is 5440007. The reversal of 5440003 is 3000445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5440003 - 2¹⁷ = 5308931 is a prime.

It is a Duffinian number.

5440003 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5440007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11118 + ... + 11596.

It is an arithmetic number, because the mean of its divisors is an integer number (700560).

Almost surely, 2^5440003 is an apocalyptic number.

5440003 is a deficient number, since it is larger than the sum of its proper divisors (164477).

5440003 is a wasteful number, since it uses less digits than its factorization.

5440003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 5440003 is about 2332.3814010577. The cubic root of 5440003 is about 175.8732192160.

Adding to 5440003 its reverse (3000445), we get a palindrome (8440448).

The spelling of 5440003 in words is "five million, four hundred forty thousand, three".