411909089 has 2 divisors, whose sum is σ = 411909090. Its totient is φ = 411909088.

The previous prime is 411909079. The next prime is 411909097. The reversal of 411909089 is 980909114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408040000 + 3869089 = 20200^2 + 1967^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411909089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (411909079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205954544 + 205954545.

It is an arithmetic number, because the mean of its divisors is an integer number (205954545).

Almost surely, 2^411909089 is an apocalyptic number.

It is an amenable number.

411909089 is a deficient number, since it is larger than the sum of its proper divisors (1).

411909089 is an equidigital number, since it uses as much as digits as its factorization.

411909089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 411909089 is about 20295.5435748836. The cubic root of 411909089 is about 744.0471514274.

The spelling of 411909089 in words is "four hundred eleven million, nine hundred nine thousand, eighty-nine".