411221033 has 2 divisors, whose sum is σ = 411221034. Its totient is φ = 411221032.

The previous prime is 411221017. The next prime is 411221039. The reversal of 411221033 is 330122114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336795904 + 74425129 = 18352^2 + 8627^2 .

It is a cyclic number.

It is not a de Polignac number, because 411221033 - 2⁴ = 411221017 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (411221039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205610516 + 205610517.

It is an arithmetic number, because the mean of its divisors is an integer number (205610517).

Almost surely, 2^411221033 is an apocalyptic number.

It is an amenable number.

411221033 is a deficient number, since it is larger than the sum of its proper divisors (1).

411221033 is an equidigital number, since it uses as much as digits as its factorization.

411221033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 411221033 is about 20278.5855769085. The cubic root of 411221033 is about 743.6326332419.

Adding to 411221033 its reverse (330122114), we get a palindrome (741343147).

The spelling of 411221033 in words is "four hundred eleven million, two hundred twenty-one thousand, thirty-three".