54443221003 has 4 divisors (see below), whose sum is σ = 54447191680. Its totient is φ = 54439250328.

The previous prime is 54443220973. The next prime is 54443221037. The reversal of 54443221003 is 30012234445.

It is a happy number.

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 54443221003 - 2⁵ = 54443220971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54443221603) 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, 1964700 + ... + 1992217.

It is an arithmetic number, because the mean of its divisors is an integer number (13611797920).

Almost surely, 2^54443221003 is an apocalyptic number.

54443221003 is a deficient number, since it is larger than the sum of its proper divisors (3970677).

54443221003 is a wasteful number, since it uses less digits than its factorization.

54443221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3970676.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 54443221003 its reverse (30012234445), we get a palindrome (84455455448).

The spelling of 54443221003 in words is "fifty-four billion, four hundred forty-three million, two hundred twenty-one thousand, three".