204160553 has 2 divisors, whose sum is σ = 204160554. Its totient is φ = 204160552.

The previous prime is 204160549. The next prime is 204160577. The reversal of 204160553 is 355061402.

204160553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126067984 + 78092569 = 11228^2 + 8837^2 .

It is a cyclic number.

It is not a de Polignac number, because 204160553 - 2² = 204160549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (204160153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102080276 + 102080277.

It is an arithmetic number, because the mean of its divisors is an integer number (102080277).

Almost surely, 2^204160553 is an apocalyptic number.

It is an amenable number.

204160553 is a deficient number, since it is larger than the sum of its proper divisors (1).

204160553 is an equidigital number, since it uses as much as digits as its factorization.

204160553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 204160553 is about 14288.4762308652. The cubic root of 204160553 is about 588.8309254778.

The spelling of 204160553 in words is "two hundred four million, one hundred sixty thousand, five hundred fifty-three".