1000043040067 has 2 divisors, whose sum is σ = 1000043040068. Its totient is φ = 1000043040066.

The previous prime is 1000043040049. The next prime is 1000043040083. The reversal of 1000043040067 is 7600403400001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000043040067 - 2¹⁹ = 1000042515779 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000043040967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500021520033 + 500021520034.

It is an arithmetic number, because the mean of its divisors is an integer number (500021520034).

Almost surely, 2^{1000043040067} is an apocalyptic number.

1000043040067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000043040067 is an equidigital number, since it uses as much as digits as its factorization.

1000043040067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 1000043040067 its reverse (7600403400001), we get a palindrome (8600446440068).

The spelling of 1000043040067 in words is "one trillion, forty-three million, forty thousand, sixty-seven".