411327509 has 2 divisors, whose sum is σ = 411327510. Its totient is φ = 411327508.

The previous prime is 411327491. The next prime is 411327517. The reversal of 411327509 is 905723114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215943025 + 195384484 = 14695^2 + 13978^2 .

It is a cyclic number.

It is not a de Polignac number, because 411327509 - 2⁸ = 411327253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411327559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205663754 + 205663755.

It is an arithmetic number, because the mean of its divisors is an integer number (205663755).

Almost surely, 2^411327509 is an apocalyptic number.

It is an amenable number.

411327509 is a deficient number, since it is larger than the sum of its proper divisors (1).

411327509 is an equidigital number, since it uses as much as digits as its factorization.

411327509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 411327509 is about 20281.2107380205. The cubic root of 411327509 is about 743.6968097545.

The spelling of 411327509 in words is "four hundred eleven million, three hundred twenty-seven thousand, five hundred nine".