8929134869 has 2 divisors, whose sum is σ = 8929134870. Its totient is φ = 8929134868.

The previous prime is 8929134847. The next prime is 8929134881. The reversal of 8929134869 is 9684319298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8498074225 + 431060644 = 92185^2 + 20762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8929134869 is a prime.

It is a super-2 number, since 2×8929134869² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8929134469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4464567434 + 4464567435.

It is an arithmetic number, because the mean of its divisors is an integer number (4464567435).

Almost surely, 2^8929134869 is an apocalyptic number.

It is an amenable number.

8929134869 is a deficient number, since it is larger than the sum of its proper divisors (1).

8929134869 is an equidigital number, since it uses as much as digits as its factorization.

8929134869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6718464, while the sum is 59.

The square root of 8929134869 is about 94494.0996517772. The cubic root of 8929134869 is about 2074.6099712273.

The spelling of 8929134869 in words is "eight billion, nine hundred twenty-nine million, one hundred thirty-four thousand, eight hundred sixty-nine".