4003842161 has 16 divisors (see below), whose sum is σ = 4402953600. Its totient is φ = 3610656000.

The previous prime is 4003842149. The next prime is 4003842163. The reversal of 4003842161 is 1612483004.

It is a cyclic number.

It is not a de Polignac number, because 4003842161 - 2¹⁰ = 4003841137 is a prime.

It is a super-2 number, since 2×4003842161² = 32061504100402299842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4003842163) 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, 1674755 + ... + 1677143.

It is an arithmetic number, because the mean of its divisors is an integer number (275184600).

Almost surely, 2^4003842161 is an apocalyptic number.

It is an amenable number.

4003842161 is a deficient number, since it is larger than the sum of its proper divisors (399111439).

4003842161 is a wasteful number, since it uses less digits than its factorization.

4003842161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4003842161 is about 63275.9208625208. The cubic root of 4003842161 is about 1587.9091435232.

The spelling of 4003842161 in words is "four billion, three million, eight hundred forty-two thousand, one hundred sixty-one".