1608128201 has 2 divisors, whose sum is σ = 1608128202. Its totient is φ = 1608128200.

The previous prime is 1608128167. The next prime is 1608128227. The reversal of 1608128201 is 1028218061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1600000000 + 8128201 = 40000^2 + 2851^2 .

It is a cyclic number.

It is not a de Polignac number, because 1608128201 - 2¹⁰ = 1608127177 is a prime.

It is not a weakly prime, because it can be changed into another prime (1608128261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804064100 + 804064101.

It is an arithmetic number, because the mean of its divisors is an integer number (804064101).

Almost surely, 2^1608128201 is an apocalyptic number.

It is an amenable number.

1608128201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1608128201 is an equidigital number, since it uses as much as digits as its factorization.

1608128201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 1608128201 is about 40101.4738008468. The cubic root of 1608128201 is about 1171.5843345062.

The spelling of 1608128201 in words is "one billion, six hundred eight million, one hundred twenty-eight thousand, two hundred one".