204032564137 has 2 divisors, whose sum is σ = 204032564138. Its totient is φ = 204032564136.

The previous prime is 204032564107. The next prime is 204032564159. The reversal of 204032564137 is 731465230402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148745976976 + 55286587161 = 385676^2 + 235131^2 .

It is a cyclic number.

It is not a de Polignac number, because 204032564137 - 2¹⁵ = 204032531369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204032564096 and 204032564105.

It is not a weakly prime, because it can be changed into another prime (204032564107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102016282068 + 102016282069.

It is an arithmetic number, because the mean of its divisors is an integer number (102016282069).

Almost surely, 2^204032564137 is an apocalyptic number.

It is an amenable number.

204032564137 is a deficient number, since it is larger than the sum of its proper divisors (1).

204032564137 is an equidigital number, since it uses as much as digits as its factorization.

204032564137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 204032564137 its reverse (731465230402), we get a palindrome (935497794539).

The spelling of 204032564137 in words is "two hundred four billion, thirty-two million, five hundred sixty-four thousand, one hundred thirty-seven".