4609397129 has 2 divisors, whose sum is σ = 4609397130. Its totient is φ = 4609397128.

The previous prime is 4609397081. The next prime is 4609397173. The reversal of 4609397129 is 9217939064.

4609397129 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., 4124208400 + 485188729 = 64220^2 + 22027^2 .

It is a cyclic number.

It is not a de Polignac number, because 4609397129 - 2⁸ = 4609396873 is a prime.

It is not a weakly prime, because it can be changed into another prime (4609390129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2304698564 + 2304698565.

It is an arithmetic number, because the mean of its divisors is an integer number (2304698565).

Almost surely, 2^4609397129 is an apocalyptic number.

It is an amenable number.

4609397129 is a deficient number, since it is larger than the sum of its proper divisors (1).

4609397129 is an equidigital number, since it uses as much as digits as its factorization.

4609397129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 50.

The square root of 4609397129 is about 67892.5410409715. The cubic root of 4609397129 is about 1664.2352211597.

The spelling of 4609397129 in words is "four billion, six hundred nine million, three hundred ninety-seven thousand, one hundred twenty-nine".