7000009000043 has 2 divisors, whose sum is σ = 7000009000044. Its totient is φ = 7000009000042.

The previous prime is 7000009000007. The next prime is 7000009000069. The reversal of 7000009000043 is 3400009000007.

It is a strong prime.

It is an emirp because it is prime and its reverse (3400009000007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7000009000043 - 2⁶ = 7000008999979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7000008999982 and 7000009000018.

It is not a weakly prime, because it can be changed into another prime (7000009000073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3500004500021 + 3500004500022.

It is an arithmetic number, because the mean of its divisors is an integer number (3500004500022).

Almost surely, 2^{7000009000043} is an apocalyptic number.

7000009000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

7000009000043 is an equidigital number, since it uses as much as digits as its factorization.

7000009000043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The spelling of 7000009000043 in words is "seven trillion, nine million, forty-three", and thus it is an aban number and an uban number.