4534125209 has 2 divisors, whose sum is σ = 4534125210. Its totient is φ = 4534125208.

The previous prime is 4534125187. The next prime is 4534125221. The reversal of 4534125209 is 9025214354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4361281600 + 172843609 = 66040^2 + 13147^2 .

It is a cyclic number.

It is not a de Polignac number, because 4534125209 - 2³² = 239157913 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4534125259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2267062604 + 2267062605.

It is an arithmetic number, because the mean of its divisors is an integer number (2267062605).

Almost surely, 2^4534125209 is an apocalyptic number.

It is an amenable number.

4534125209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4534125209 is an equidigital number, since it uses as much as digits as its factorization.

4534125209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 4534125209 is about 67335.9132187275. The cubic root of 4534125209 is about 1655.1264141625.

The spelling of 4534125209 in words is "four billion, five hundred thirty-four million, one hundred twenty-five thousand, two hundred nine".