4045242727 has 2 divisors, whose sum is σ = 4045242728. Its totient is φ = 4045242726.

The previous prime is 4045242647. The next prime is 4045242739. The reversal of 4045242727 is 7272425404.

4045242727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4045242727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4045242757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022621363 + 2022621364.

It is an arithmetic number, because the mean of its divisors is an integer number (2022621364).

Almost surely, 2^4045242727 is an apocalyptic number.

4045242727 is a deficient number, since it is larger than the sum of its proper divisors (1).

4045242727 is an equidigital number, since it uses as much as digits as its factorization.

4045242727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125440, while the sum is 37.

The square root of 4045242727 is about 63602.2226577028. Note that the first 3 decimals coincide. The cubic root of 4045242727 is about 1593.3634911057.

The spelling of 4045242727 in words is "four billion, forty-five million, two hundred forty-two thousand, seven hundred twenty-seven".