204411503113 has 2 divisors, whose sum is σ = 204411503114. Its totient is φ = 204411503112.

The previous prime is 204411503077. The next prime is 204411503129. The reversal of 204411503113 is 311305114402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123571934784 + 80839568329 = 351528^2 + 284323^2 .

It is a cyclic number.

It is not a de Polignac number, because 204411503113 - 2³⁷ = 66972549641 is a prime.

It is not a weakly prime, because it can be changed into another prime (204411503143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102205751556 + 102205751557.

It is an arithmetic number, because the mean of its divisors is an integer number (102205751557).

Almost surely, 2^204411503113 is an apocalyptic number.

It is an amenable number.

204411503113 is a deficient number, since it is larger than the sum of its proper divisors (1).

204411503113 is an equidigital number, since it uses as much as digits as its factorization.

204411503113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 204411503113 its reverse (311305114402), we get a palindrome (515716617515).

The spelling of 204411503113 in words is "two hundred four billion, four hundred eleven million, five hundred three thousand, one hundred thirteen".