411485784161 has 2 divisors, whose sum is σ = 411485784162. Its totient is φ = 411485784160.

The previous prime is 411485784121. The next prime is 411485784167. The reversal of 411485784161 is 161487584114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276029398225 + 135456385936 = 525385^2 + 368044^2 .

It is a cyclic number.

It is not a de Polignac number, because 411485784161 - 2⁶ = 411485784097 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 (411485784167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205742892080 + 205742892081.

It is an arithmetic number, because the mean of its divisors is an integer number (205742892081).

Almost surely, 2^411485784161 is an apocalyptic number.

It is an amenable number.

411485784161 is a deficient number, since it is larger than the sum of its proper divisors (1).

411485784161 is an equidigital number, since it uses as much as digits as its factorization.

411485784161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 860160, while the sum is 50.

The spelling of 411485784161 in words is "four hundred eleven billion, four hundred eighty-five million, seven hundred eighty-four thousand, one hundred sixty-one".