2104415161 has 2 divisors, whose sum is σ = 2104415162. Its totient is φ = 2104415160.

The previous prime is 2104415119. The next prime is 2104415171. The reversal of 2104415161 is 1615144012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1160696761 + 943718400 = 34069^2 + 30720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104415161 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104415171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052207580 + 1052207581.

It is an arithmetic number, because the mean of its divisors is an integer number (1052207581).

Almost surely, 2^2104415161 is an apocalyptic number.

It is an amenable number.

2104415161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104415161 is an equidigital number, since it uses as much as digits as its factorization.

2104415161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 2104415161 is about 45873.9050114550. The cubic root of 2104415161 is about 1281.4759912418.

Adding to 2104415161 its reverse (1615144012), we get a palindrome (3719559173).

The spelling of 2104415161 in words is "two billion, one hundred four million, four hundred fifteen thousand, one hundred sixty-one".