204754057 has 2 divisors, whose sum is σ = 204754058. Its totient is φ = 204754056.

The previous prime is 204754049. The next prime is 204754061. The reversal of 204754057 is 750457402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147282496 + 57471561 = 12136^2 + 7581^2 .

It is a cyclic number.

It is not a de Polignac number, because 204754057 - 2³ = 204754049 is a prime.

It is not a weakly prime, because it can be changed into another prime (204754087) 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 as a sum of consecutive naturals, namely, 102377028 + 102377029.

It is an arithmetic number, because the mean of its divisors is an integer number (102377029).

Almost surely, 2^204754057 is an apocalyptic number.

It is an amenable number.

204754057 is a deficient number, since it is larger than the sum of its proper divisors (1).

204754057 is an equidigital number, since it uses as much as digits as its factorization.

204754057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 204754057 is about 14309.2297836047. The cubic root of 204754057 is about 589.4009595436.

The spelling of 204754057 in words is "two hundred four million, seven hundred fifty-four thousand, fifty-seven".