203069355641 has 2 divisors, whose sum is σ = 203069355642. Its totient is φ = 203069355640.

The previous prime is 203069355623. The next prime is 203069355649. The reversal of 203069355641 is 146553960302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129386967616 + 73682388025 = 359704^2 + 271445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203069355641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203069355592 and 203069355601.

It is not a weakly prime, because it can be changed into another prime (203069355649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101534677820 + 101534677821.

It is an arithmetic number, because the mean of its divisors is an integer number (101534677821).

Almost surely, 2^203069355641 is an apocalyptic number.

It is an amenable number.

203069355641 is a deficient number, since it is larger than the sum of its proper divisors (1).

203069355641 is an equidigital number, since it uses as much as digits as its factorization.

203069355641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 203069355641 in words is "two hundred three billion, sixty-nine million, three hundred fifty-five thousand, six hundred forty-one".