204202153 has 2 divisors, whose sum is σ = 204202154. Its totient is φ = 204202152.

The previous prime is 204202133. The next prime is 204202241. The reversal of 204202153 is 351202402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102353689 + 101848464 = 10117^2 + 10092^2 .

It is a cyclic number.

It is not a de Polignac number, because 204202153 - 2¹³ = 204193961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204202153.

It is not a weakly prime, because it can be changed into another prime (204202133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102101076 + 102101077.

It is an arithmetic number, because the mean of its divisors is an integer number (102101077).

Almost surely, 2^204202153 is an apocalyptic number.

It is an amenable number.

204202153 is a deficient number, since it is larger than the sum of its proper divisors (1).

204202153 is an equidigital number, since it uses as much as digits as its factorization.

204202153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 204202153 is about 14289.9318752750. The cubic root of 204202153 is about 588.8709163944.

Adding to 204202153 its reverse (351202402), we get a palindrome (555404555).

The spelling of 204202153 in words is "two hundred four million, two hundred two thousand, one hundred fifty-three".