205341629 has 2 divisors, whose sum is σ = 205341630. Its totient is φ = 205341628.

The previous prime is 205341611. The next prime is 205341659. The reversal of 205341629 is 926143502.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196756729 + 8584900 = 14027^2 + 2930^2 .

It is a cyclic number.

It is not a de Polignac number, because 205341629 - 2²⁰ = 204293053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 205341595 and 205341604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (205341659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102670814 + 102670815.

It is an arithmetic number, because the mean of its divisors is an integer number (102670815).

Almost surely, 2^205341629 is an apocalyptic number.

It is an amenable number.

205341629 is a deficient number, since it is larger than the sum of its proper divisors (1).

205341629 is an equidigital number, since it uses as much as digits as its factorization.

205341629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 205341629 is about 14329.7462992197. The cubic root of 205341629 is about 589.9642121355.

The spelling of 205341629 in words is "two hundred five million, three hundred forty-one thousand, six hundred twenty-nine".