205351033 has 2 divisors, whose sum is σ = 205351034. Its totient is φ = 205351032.

The previous prime is 205351021. The next prime is 205351051. The reversal of 205351033 is 330153502.

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., 204976489 + 374544 = 14317^2 + 612^2 .

It is a cyclic number.

It is not a de Polignac number, because 205351033 - 2²¹ = 203253881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 205350995 and 205351013.

It is not a weakly prime, because it can be changed into another prime (205351633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102675516 + 102675517.

It is an arithmetic number, because the mean of its divisors is an integer number (102675517).

Almost surely, 2^205351033 is an apocalyptic number.

It is an amenable number.

205351033 is a deficient number, since it is larger than the sum of its proper divisors (1).

205351033 is an equidigital number, since it uses as much as digits as its factorization.

205351033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 205351033 is about 14330.0744240915. The cubic root of 205351033 is about 589.9732181657.

The spelling of 205351033 in words is "two hundred five million, three hundred fifty-one thousand, thirty-three".