8442530783 has 2 divisors, whose sum is σ = 8442530784. Its totient is φ = 8442530782.

The previous prime is 8442530777. The next prime is 8442530791. The reversal of 8442530783 is 3870352448.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8442530783 - 2¹⁰ = 8442529759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8442530743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4221265391 + 4221265392.

It is an arithmetic number, because the mean of its divisors is an integer number (4221265392).

Almost surely, 2^8442530783 is an apocalyptic number.

8442530783 is a deficient number, since it is larger than the sum of its proper divisors (1).

8442530783 is an equidigital number, since it uses as much as digits as its factorization.

8442530783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 8442530783 is about 91883.2453878290. The cubic root of 8442530783 is about 2036.2177437908.

The spelling of 8442530783 in words is "eight billion, four hundred forty-two million, five hundred thirty thousand, seven hundred eighty-three".