204103314439 has 2 divisors, whose sum is σ = 204103314440. Its totient is φ = 204103314438.

The previous prime is 204103314419. The next prime is 204103314451. The reversal of 204103314439 is 934413301402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204103314439 - 2²³ = 204094925831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204103314419) 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, 102051657219 + 102051657220.

It is an arithmetic number, because the mean of its divisors is an integer number (102051657220).

Almost surely, 2^204103314439 is an apocalyptic number.

204103314439 is a deficient number, since it is larger than the sum of its proper divisors (1).

204103314439 is an equidigital number, since it uses as much as digits as its factorization.

204103314439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 204103314439 in words is "two hundred four billion, one hundred three million, three hundred fourteen thousand, four hundred thirty-nine".