1606052249 has 2 divisors, whose sum is σ = 1606052250. Its totient is φ = 1606052248.

The previous prime is 1606052213. The next prime is 1606052263. The reversal of 1606052249 is 9422506061.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1255426624 + 350625625 = 35432^2 + 18725^2 .

It is a cyclic number.

It is not a de Polignac number, because 1606052249 - 2²⁴ = 1589275033 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 (1606052299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803026124 + 803026125.

It is an arithmetic number, because the mean of its divisors is an integer number (803026125).

Almost surely, 2^1606052249 is an apocalyptic number.

It is an amenable number.

1606052249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606052249 is an equidigital number, since it uses as much as digits as its factorization.

1606052249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1606052249 is about 40075.5817050732. The cubic root of 1606052249 is about 1171.0799799908.

The spelling of 1606052249 in words is "one billion, six hundred six million, fifty-two thousand, two hundred forty-nine".