4718731057 has 2 divisors, whose sum is σ = 4718731058. Its totient is φ = 4718731056.

The previous prime is 4718730979. The next prime is 4718731091. The reversal of 4718731057 is 7501378174.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4064190001 + 654541056 = 63751^2 + 25584^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4718731057 is a prime.

It is not a weakly prime, because it can be changed into another prime (4718731657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2359365528 + 2359365529.

It is an arithmetic number, because the mean of its divisors is an integer number (2359365529).

Almost surely, 2^4718731057 is an apocalyptic number.

It is an amenable number.

4718731057 is a deficient number, since it is larger than the sum of its proper divisors (1).

4718731057 is an equidigital number, since it uses as much as digits as its factorization.

4718731057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 43.

The square root of 4718731057 is about 68693.0204387607. The cubic root of 4718731057 is about 1677.2909685694.

The spelling of 4718731057 in words is "four billion, seven hundred eighteen million, seven hundred thirty-one thousand, fifty-seven".