203354404241 has 2 divisors, whose sum is σ = 203354404242. Its totient is φ = 203354404240.

The previous prime is 203354404219. The next prime is 203354404261. The reversal of 203354404241 is 142404453302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184474545025 + 18879859216 = 429505^2 + 137404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203354404241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203354404198 and 203354404207.

It is not a weakly prime, because it can be changed into another prime (203354404261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101677202120 + 101677202121.

It is an arithmetic number, because the mean of its divisors is an integer number (101677202121).

Almost surely, 2^203354404241 is an apocalyptic number.

It is an amenable number.

203354404241 is a deficient number, since it is larger than the sum of its proper divisors (1).

203354404241 is an equidigital number, since it uses as much as digits as its factorization.

203354404241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 203354404241 its reverse (142404453302), we get a palindrome (345758857543).

The spelling of 203354404241 in words is "two hundred three billion, three hundred fifty-four million, four hundred four thousand, two hundred forty-one".