204053149 has 2 divisors, whose sum is σ = 204053150. Its totient is φ = 204053148.

The previous prime is 204053099. The next prime is 204053183. The reversal of 204053149 is 941350402.

204053149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106399225 + 97653924 = 10315^2 + 9882^2 .

It is a cyclic number.

It is not a de Polignac number, because 204053149 - 2⁹ = 204052637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204053249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102026574 + 102026575.

It is an arithmetic number, because the mean of its divisors is an integer number (102026575).

Almost surely, 2^204053149 is an apocalyptic number.

It is an amenable number.

204053149 is a deficient number, since it is larger than the sum of its proper divisors (1).

204053149 is an equidigital number, since it uses as much as digits as its factorization.

204053149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 204053149 is about 14284.7173230694. The cubic root of 204053149 is about 588.7276507279.

The spelling of 204053149 in words is "two hundred four million, fifty-three thousand, one hundred forty-nine".