204053657153 has 2 divisors, whose sum is σ = 204053657154. Its totient is φ = 204053657152.

The previous prime is 204053657149. The next prime is 204053657167. The reversal of 204053657153 is 351756350402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203863989169 + 189667984 = 451513^2 + 13772^2 .

It is a cyclic number.

It is not a de Polignac number, because 204053657153 - 2² = 204053657149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204053657153.

It is not a weakly prime, because it can be changed into another prime (204053657123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102026828576 + 102026828577.

It is an arithmetic number, because the mean of its divisors is an integer number (102026828577).

Almost surely, 2^204053657153 is an apocalyptic number.

It is an amenable number.

204053657153 is a deficient number, since it is larger than the sum of its proper divisors (1).

204053657153 is an equidigital number, since it uses as much as digits as its factorization.

204053657153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 204053657153 in words is "two hundred four billion, fifty-three million, six hundred fifty-seven thousand, one hundred fifty-three".