2745000043 has 2 divisors, whose sum is σ = 2745000044. Its totient is φ = 2745000042.

The previous prime is 2745000029. The next prime is 2745000103. The reversal of 2745000043 is 3400005472.

2745000043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2745000043 - 2⁹ = 2744999531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2744999981 and 2745000017.

It is not a weakly prime, because it can be changed into another prime (2745000023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1372500021 + 1372500022.

It is an arithmetic number, because the mean of its divisors is an integer number (1372500022).

Almost surely, 2^2745000043 is an apocalyptic number.

2745000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2745000043 is an equidigital number, since it uses as much as digits as its factorization.

2745000043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 2745000043 is about 52392.7480000811. The cubic root of 2745000043 is about 1400.1700546832.

The spelling of 2745000043 in words is "two billion, seven hundred forty-five million, forty-three", and thus it is an aban number.