205141124 has 12 divisors (see below), whose sum is σ = 359116044. Its totient is φ = 102536544.

The previous prime is 205141087. The next prime is 205141127. The reversal of 205141124 is 421141502.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 176411524 + 28729600 = 13282^2 + 5360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 205141096 and 205141105.

It is not an unprimeable number, because it can be changed into a prime (205141127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9122 + ... + 22214.

It is an arithmetic number, because the mean of its divisors is an integer number (29926337).

Almost surely, 2^205141124 is an apocalyptic number.

It is an amenable number.

205141124 is a deficient number, since it is larger than the sum of its proper divisors (153974920).

205141124 is a wasteful number, since it uses less digits than its factorization.

205141124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17014 (or 17012 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 205141124 is about 14322.7484792550. The cubic root of 205141124 is about 589.7721268817.

Adding to 205141124 its reverse (421141502), we get a palindrome (626282626).

The spelling of 205141124 in words is "two hundred five million, one hundred forty-one thousand, one hundred twenty-four".