6554003 has 4 divisors (see below), whose sum is σ = 6563568. Its totient is φ = 6544440.

The previous prime is 6553979. The next prime is 6554021. The reversal of 6554003 is 3004556.

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 6554003 - 2¹⁰ = 6552979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6554003.

It is not an unprimeable number, because it can be changed into a prime (6554083) 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, 3668 + ... + 5153.

It is an arithmetic number, because the mean of its divisors is an integer number (1640892).

Almost surely, 2^6554003 is an apocalyptic number.

6554003 is a deficient number, since it is larger than the sum of its proper divisors (9565).

6554003 is an equidigital number, since it uses as much as digits as its factorization.

6554003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9564.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 6554003 is about 2560.0787097275. The cubic root of 6554003 is about 187.1409710366.

Adding to 6554003 its reverse (3004556), we get a palindrome (9558559).

The spelling of 6554003 in words is "six million, five hundred fifty-four thousand, three".