203411112349 has 2 divisors, whose sum is σ = 203411112350. Its totient is φ = 203411112348.

The previous prime is 203411112343. The next prime is 203411112379. The reversal of 203411112349 is 943211114302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153129777124 + 50281335225 = 391318^2 + 224235^2 .

It is a cyclic number.

It is not a de Polignac number, because 203411112349 - 2³ = 203411112341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203411112349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203411112341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101705556174 + 101705556175.

It is an arithmetic number, because the mean of its divisors is an integer number (101705556175).

Almost surely, 2^203411112349 is an apocalyptic number.

It is an amenable number.

203411112349 is a deficient number, since it is larger than the sum of its proper divisors (1).

203411112349 is an equidigital number, since it uses as much as digits as its factorization.

203411112349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 203411112349 in words is "two hundred three billion, four hundred eleven million, one hundred twelve thousand, three hundred forty-nine".