8528697761 has 2 divisors, whose sum is σ = 8528697762. Its totient is φ = 8528697760.

The previous prime is 8528697733. The next prime is 8528697767. The reversal of 8528697761 is 1677968258.

It is a happy number.

8528697761 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8474307136 + 54390625 = 92056^2 + 7375^2 .

It is a cyclic number.

It is not a de Polignac number, because 8528697761 - 2¹⁴ = 8528681377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8528697761.

It is not a weakly prime, because it can be changed into another prime (8528697767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4264348880 + 4264348881.

It is an arithmetic number, because the mean of its divisors is an integer number (4264348881).

Almost surely, 2^8528697761 is an apocalyptic number.

It is an amenable number.

8528697761 is a deficient number, since it is larger than the sum of its proper divisors (1).

8528697761 is an equidigital number, since it uses as much as digits as its factorization.

8528697761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10160640, while the sum is 59.

The square root of 8528697761 is about 92350.9488906313. The cubic root of 8528697761 is about 2043.1217232334.

The spelling of 8528697761 in words is "eight billion, five hundred twenty-eight million, six hundred ninety-seven thousand, seven hundred sixty-one".