204012293 has 2 divisors, whose sum is σ = 204012294. Its totient is φ = 204012292.

The previous prime is 204012283. The next prime is 204012307. The reversal of 204012293 is 392210402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203718529 + 293764 = 14273^2 + 542^2 .

It is a cyclic number.

It is not a de Polignac number, because 204012293 - 2⁶ = 204012229 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204012283) 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, 102006146 + 102006147.

It is an arithmetic number, because the mean of its divisors is an integer number (102006147).

Almost surely, 2^204012293 is an apocalyptic number.

It is an amenable number.

204012293 is a deficient number, since it is larger than the sum of its proper divisors (1).

204012293 is an equidigital number, since it uses as much as digits as its factorization.

204012293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 204012293 is about 14283.2871916797. The cubic root of 204012293 is about 588.6883559616.

Adding to 204012293 its reverse (392210402), we get a palindrome (596222695).

The spelling of 204012293 in words is "two hundred four million, twelve thousand, two hundred ninety-three".