4004066543 has 2 divisors, whose sum is σ = 4004066544. Its totient is φ = 4004066542.

The previous prime is 4004066537. The next prime is 4004066597. The reversal of 4004066543 is 3456604004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4004066543 - 2¹⁴ = 4004050159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4004066503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002033271 + 2002033272.

It is an arithmetic number, because the mean of its divisors is an integer number (2002033272).

Almost surely, 2^4004066543 is an apocalyptic number.

4004066543 is a deficient number, since it is larger than the sum of its proper divisors (1).

4004066543 is an equidigital number, since it uses as much as digits as its factorization.

4004066543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 4004066543 is about 63277.6938818096. The cubic root of 4004066543 is about 1587.9388059957.

The spelling of 4004066543 in words is "four billion, four million, sixty-six thousand, five hundred forty-three".