411481673 has 2 divisors, whose sum is σ = 411481674. Its totient is φ = 411481672.

The previous prime is 411481669. The next prime is 411481687. The reversal of 411481673 is 376184114.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344028304 + 67453369 = 18548^2 + 8213^2 .

It is a cyclic number.

It is not a de Polignac number, because 411481673 - 2² = 411481669 is a prime.

It is not a weakly prime, because it can be changed into another prime (411481633) 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, 205740836 + 205740837.

It is an arithmetic number, because the mean of its divisors is an integer number (205740837).

Almost surely, 2^411481673 is an apocalyptic number.

It is an amenable number.

411481673 is a deficient number, since it is larger than the sum of its proper divisors (1).

411481673 is an equidigital number, since it uses as much as digits as its factorization.

411481673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 411481673 is about 20285.0110426393. The cubic root of 411481673 is about 743.7897097363.

The spelling of 411481673 in words is "four hundred eleven million, four hundred eighty-one thousand, six hundred seventy-three".