506703697 has 2 divisors, whose sum is σ = 506703698. Its totient is φ = 506703696.

The previous prime is 506703619. The next prime is 506703721. The reversal of 506703697 is 796307605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 480530241 + 26173456 = 21921^2 + 5116^2 .

It is a cyclic number.

It is not a de Polignac number, because 506703697 - 2¹¹ = 506701649 is a prime.

It is not a weakly prime, because it can be changed into another prime (506703607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253351848 + 253351849.

It is an arithmetic number, because the mean of its divisors is an integer number (253351849).

Almost surely, 2^506703697 is an apocalyptic number.

It is an amenable number.

506703697 is a deficient number, since it is larger than the sum of its proper divisors (1).

506703697 is an equidigital number, since it uses as much as digits as its factorization.

506703697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238140, while the sum is 43.

The square root of 506703697 is about 22510.0798976814. The cubic root of 506703697 is about 797.2319422208.

The spelling of 506703697 in words is "five hundred six million, seven hundred three thousand, six hundred ninety-seven".