411861013 has 2 divisors, whose sum is σ = 411861014. Its totient is φ = 411861012.

The previous prime is 411861007. The next prime is 411861041. The reversal of 411861013 is 310168114.

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., 394538769 + 17322244 = 19863^2 + 4162^2 .

It is a cyclic number.

It is not a de Polignac number, because 411861013 - 2¹³ = 411852821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411861313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205930506 + 205930507.

It is an arithmetic number, because the mean of its divisors is an integer number (205930507).

Almost surely, 2^411861013 is an apocalyptic number.

It is an amenable number.

411861013 is a deficient number, since it is larger than the sum of its proper divisors (1).

411861013 is an equidigital number, since it uses as much as digits as its factorization.

411861013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 411861013 is about 20294.3591423824. The cubic root of 411861013 is about 744.0182031283.

The spelling of 411861013 in words is "four hundred eleven million, eight hundred sixty-one thousand, thirteen".