205004102353 has 2 divisors, whose sum is σ = 205004102354. Its totient is φ = 205004102352.

The previous prime is 205004102341. The next prime is 205004102357. The reversal of 205004102353 is 353201400502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105396323904 + 99607778449 = 324648^2 + 315607^2 .

It is a cyclic number.

It is not a de Polignac number, because 205004102353 - 2¹³ = 205004094161 is a prime.

It is a super-3 number, since 3×205004102353³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (205004102357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102502051176 + 102502051177.

It is an arithmetic number, because the mean of its divisors is an integer number (102502051177).

Almost surely, 2^205004102353 is an apocalyptic number.

It is an amenable number.

205004102353 is a deficient number, since it is larger than the sum of its proper divisors (1).

205004102353 is an equidigital number, since it uses as much as digits as its factorization.

205004102353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 205004102353 its reverse (353201400502), we get a palindrome (558205502855).

The spelling of 205004102353 in words is "two hundred five billion, four million, one hundred two thousand, three hundred fifty-three".