411053021 has 2 divisors, whose sum is σ = 411053022. Its totient is φ = 411053020.

The previous prime is 411052937. The next prime is 411053029. The reversal of 411053021 is 120350114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211848025 + 199204996 = 14555^2 + 14114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411053021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411053029) 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, 205526510 + 205526511.

It is an arithmetic number, because the mean of its divisors is an integer number (205526511).

Almost surely, 2^411053021 is an apocalyptic number.

It is an amenable number.

411053021 is a deficient number, since it is larger than the sum of its proper divisors (1).

411053021 is an equidigital number, since it uses as much as digits as its factorization.

411053021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 411053021 is about 20274.4425570717. The cubic root of 411053021 is about 743.5313444659.

The spelling of 411053021 in words is "four hundred eleven million, fifty-three thousand, twenty-one".