4147128929 has 2 divisors, whose sum is σ = 4147128930. Its totient is φ = 4147128928.

The previous prime is 4147128911. The next prime is 4147128941. The reversal of 4147128929 is 9298217414.

4147128929 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., 2701608529 + 1445520400 = 51977^2 + 38020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4147128929 is a prime.

It is not a weakly prime, because it can be changed into another prime (4147628929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2073564464 + 2073564465.

It is an arithmetic number, because the mean of its divisors is an integer number (2073564465).

Almost surely, 2^4147128929 is an apocalyptic number.

It is an amenable number.

4147128929 is a deficient number, since it is larger than the sum of its proper divisors (1).

4147128929 is an equidigital number, since it uses as much as digits as its factorization.

4147128929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 47.

The square root of 4147128929 is about 64398.2059455075. The cubic root of 4147128929 is about 1606.6299024308.

The spelling of 4147128929 in words is "four billion, one hundred forty-seven million, one hundred twenty-eight thousand, nine hundred twenty-nine".