1004223860243 has 16 divisors (see below), whose sum is σ = 1065516107040. Its totient is φ = 943180033536.

The previous prime is 1004223860219. The next prime is 1004223860251. The reversal of 1004223860243 is 3420683224001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004223860243 is a prime.

It is a super-2 number, since 2×1004223860243² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004223865243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19458968 + ... + 19510506.

It is an arithmetic number, because the mean of its divisors is an integer number (66594756690).

Almost surely, 2^{1004223860243} is an apocalyptic number.

1004223860243 is a deficient number, since it is larger than the sum of its proper divisors (61292246797).

1004223860243 is a wasteful number, since it uses less digits than its factorization.

1004223860243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53926.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 1004223860243 in words is "one trillion, four billion, two hundred twenty-three million, eight hundred sixty thousand, two hundred forty-three".