204961063 has 2 divisors, whose sum is σ = 204961064. Its totient is φ = 204961062.

The previous prime is 204961051. The next prime is 204961079. The reversal of 204961063 is 360169402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204961063 - 2¹³ = 204952871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204961663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102480531 + 102480532.

It is an arithmetic number, because the mean of its divisors is an integer number (102480532).

Almost surely, 2^204961063 is an apocalyptic number.

204961063 is a deficient number, since it is larger than the sum of its proper divisors (1).

204961063 is an equidigital number, since it uses as much as digits as its factorization.

204961063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 204961063 is about 14316.4612596829. The cubic root of 204961063 is about 589.5995204297.

The spelling of 204961063 in words is "two hundred four million, nine hundred sixty-one thousand, sixty-three".