4003323004161 has 12 divisors (see below), whose sum is σ = 6227391339988. Its totient is φ = 2463583387104.

The previous prime is 4003323004141. The next prime is 4003323004207. The reversal of 4003323004161 is 1614003233004.

It can be written as a sum of positive squares in 2 ways, for example, as 1416230903025 + 2587092101136 = 1190055^2 + 1608444^2 .

It is not a de Polignac number, because 4003323004161 - 2⁹ = 4003323003649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4003323004141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17108217850 + ... + 17108218083.

Almost surely, 2^{4003323004161} is an apocalyptic number.

It is an amenable number.

4003323004161 is a deficient number, since it is larger than the sum of its proper divisors (2224068335827).

4003323004161 is a wasteful number, since it uses less digits than its factorization.

4003323004161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34216435952 (or 34216435949 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 4003323004161 its reverse (1614003233004), we get a palindrome (5617326237165).

The spelling of 4003323004161 in words is "four trillion, three billion, three hundred twenty-three million, four thousand, one hundred sixty-one".