204410149 has 2 divisors, whose sum is σ = 204410150. Its totient is φ = 204410148.

The previous prime is 204410123. The next prime is 204410153. The reversal of 204410149 is 941014402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149279524 + 55130625 = 12218^2 + 7425^2 .

It is a cyclic number.

It is not a de Polignac number, because 204410149 - 2⁷ = 204410021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204410179) 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, 102205074 + 102205075.

It is an arithmetic number, because the mean of its divisors is an integer number (102205075).

Almost surely, 2^204410149 is an apocalyptic number.

It is an amenable number.

204410149 is a deficient number, since it is larger than the sum of its proper divisors (1).

204410149 is an equidigital number, since it uses as much as digits as its factorization.

204410149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 204410149 is about 14297.2077343795. The cubic root of 204410149 is about 589.0707857081.

The spelling of 204410149 in words is "two hundred four million, four hundred ten thousand, one hundred forty-nine".