2205316609 has 2 divisors, whose sum is σ = 2205316610. Its totient is φ = 2205316608.

The previous prime is 2205316543. The next prime is 2205316639. The reversal of 2205316609 is 9066135022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1279635984 + 925680625 = 35772^2 + 30425^2 .

It is a cyclic number.

It is not a de Polignac number, because 2205316609 - 2¹¹ = 2205314561 is a prime.

It is not a weakly prime, because it can be changed into another prime (2205316639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102658304 + 1102658305.

It is an arithmetic number, because the mean of its divisors is an integer number (1102658305).

Almost surely, 2^2205316609 is an apocalyptic number.

It is an amenable number.

2205316609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2205316609 is an equidigital number, since it uses as much as digits as its factorization.

2205316609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 2205316609 is about 46960.7986409942. The cubic root of 2205316609 is about 1301.6382913232.

The spelling of 2205316609 in words is "two billion, two hundred five million, three hundred sixteen thousand, six hundred nine".