204125204533 has 2 divisors, whose sum is σ = 204125204534. Its totient is φ = 204125204532.

The previous prime is 204125204519. The next prime is 204125204579. The reversal of 204125204533 is 335402521402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175265310609 + 28859893924 = 418647^2 + 169882^2 .

It is a cyclic number.

It is not a de Polignac number, because 204125204533 - 2³⁷ = 66686251061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204125204495 and 204125204504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204125204233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102062602266 + 102062602267.

It is an arithmetic number, because the mean of its divisors is an integer number (102062602267).

Almost surely, 2^204125204533 is an apocalyptic number.

It is an amenable number.

204125204533 is a deficient number, since it is larger than the sum of its proper divisors (1).

204125204533 is an equidigital number, since it uses as much as digits as its factorization.

204125204533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 204125204533 its reverse (335402521402), we get a palindrome (539527725935).

The spelling of 204125204533 in words is "two hundred four billion, one hundred twenty-five million, two hundred four thousand, five hundred thirty-three".