1001004223 has 4 divisors (see below), whose sum is σ = 1035521640. Its totient is φ = 966486808.

The previous prime is 1001004203. The next prime is 1001004239. The reversal of 1001004223 is 3224001001.

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 1001004223 - 2¹⁷ = 1000873151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001004203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17258665 + ... + 17258722.

It is an arithmetic number, because the mean of its divisors is an integer number (258880410).

Almost surely, 2^1001004223 is an apocalyptic number.

1001004223 is a deficient number, since it is larger than the sum of its proper divisors (34517417).

1001004223 is an equidigital number, since it uses as much as digits as its factorization.

1001004223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34517416.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1001004223 is about 31638.6507771744. The cubic root of 1001004223 is about 1000.3346290109.

Adding to 1001004223 its reverse (3224001001), we get a palindrome (4225005224).

The spelling of 1001004223 in words is "one billion, one million, four thousand, two hundred twenty-three".