1004512223 has 16 divisors (see below), whose sum is σ = 1212027936. Its totient is φ = 820160640.

The previous prime is 1004512211. The next prime is 1004512253. The reversal of 1004512223 is 3222154001.

It is a de Polignac number, because none of the positive numbers 2^k-1004512223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1004512195 and 1004512204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004512253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89636 + ... + 100217.

It is an arithmetic number, because the mean of its divisors is an integer number (75751746).

Almost surely, 2^1004512223 is an apocalyptic number.

1004512223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1004512223 is a deficient number, since it is larger than the sum of its proper divisors (207515713).

1004512223 is a wasteful number, since it uses less digits than its factorization.

1004512223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189914.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1004512223 is about 31694.0408121148. The cubic root of 1004512223 is about 1001.5018177477.

Adding to 1004512223 its reverse (3222154001), we get a palindrome (4226666224).

The spelling of 1004512223 in words is "one billion, four million, five hundred twelve thousand, two hundred twenty-three".