8634000629 has 2 divisors, whose sum is σ = 8634000630. Its totient is φ = 8634000628.

The previous prime is 8634000623. The next prime is 8634000649. The reversal of 8634000629 is 9260004368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6463838404 + 2170162225 = 80398^2 + 46585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8634000629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8634000592 and 8634000601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8634000623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4317000314 + 4317000315.

It is an arithmetic number, because the mean of its divisors is an integer number (4317000315).

Almost surely, 2^8634000629 is an apocalyptic number.

It is an amenable number.

8634000629 is a deficient number, since it is larger than the sum of its proper divisors (1).

8634000629 is an equidigital number, since it uses as much as digits as its factorization.

8634000629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 8634000629 is about 92919.3232271953. The cubic root of 8634000629 is about 2051.4960825171.

The spelling of 8634000629 in words is "eight billion, six hundred thirty-four million, six hundred twenty-nine", and thus it is an aban number.