2104041161 has 2 divisors, whose sum is σ = 2104041162. Its totient is φ = 2104041160.

The previous prime is 2104041143. The next prime is 2104041187. The reversal of 2104041161 is 1611404012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1300035136 + 804006025 = 36056^2 + 28355^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104041161 - 2³⁰ = 1030299337 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104041661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052020580 + 1052020581.

It is an arithmetic number, because the mean of its divisors is an integer number (1052020581).

Almost surely, 2^2104041161 is an apocalyptic number.

It is an amenable number.

2104041161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104041161 is an equidigital number, since it uses as much as digits as its factorization.

2104041161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 2104041161 is about 45869.8284387461. The cubic root of 2104041161 is about 1281.4000714289.

Adding to 2104041161 its reverse (1611404012), we get a palindrome (3715445173).

The spelling of 2104041161 in words is "two billion, one hundred four million, forty-one thousand, one hundred sixty-one".