204140003200009 has 2 divisors, whose sum is σ = 204140003200010. Its totient is φ = 204140003200008.

The previous prime is 204140003199973. The next prime is 204140003200031. The reversal of 204140003200009 is 900002300041402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203211724905225 + 928278294784 = 14255235^2 + 963472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204140003200009 is a prime.

It is not a weakly prime, because it can be changed into another prime (204140003203009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102070001600004 + 102070001600005.

It is an arithmetic number, because the mean of its divisors is an integer number (102070001600005).

Almost surely, 2^{204140003200009} is an apocalyptic number.

It is an amenable number.

204140003200009 is a deficient number, since it is larger than the sum of its proper divisors (1).

204140003200009 is an equidigital number, since it uses as much as digits as its factorization.

204140003200009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 204140003200009 in words is "two hundred four trillion, one hundred forty billion, three million, two hundred thousand, nine".