8700538529 has 2 divisors, whose sum is σ = 8700538530. Its totient is φ = 8700538528.

The previous prime is 8700538513. The next prime is 8700538543. The reversal of 8700538529 is 9258350078.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5595040000 + 3105498529 = 74800^2 + 55727^2 .

It is a cyclic number.

It is not a de Polignac number, because 8700538529 - 2⁴ = 8700538513 is a prime.

It is a super-2 number, since 2×8700538529² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8700538549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4350269264 + 4350269265.

It is an arithmetic number, because the mean of its divisors is an integer number (4350269265).

Almost surely, 2^8700538529 is an apocalyptic number.

It is an amenable number.

8700538529 is a deficient number, since it is larger than the sum of its proper divisors (1).

8700538529 is an equidigital number, since it uses as much as digits as its factorization.

8700538529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 47.

The square root of 8700538529 is about 93276.6773046725. The cubic root of 8700538529 is about 2056.7525520370.

The spelling of 8700538529 in words is "eight billion, seven hundred million, five hundred thirty-eight thousand, five hundred twenty-nine".