411660609 has 4 divisors (see below), whose sum is σ = 548880816. Its totient is φ = 274440404.

The previous prime is 411660607. The next prime is 411660617. The reversal of 411660609 is 906066114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 411660609 - 2¹ = 411660607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 411660609.

It is not an unprimeable number, because it can be changed into a prime (411660607) 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 in 3 ways as a sum of consecutive naturals, for example, 68610099 + ... + 68610104.

It is an arithmetic number, because the mean of its divisors is an integer number (137220204).

Almost surely, 2^411660609 is an apocalyptic number.

It is an amenable number.

411660609 is a deficient number, since it is larger than the sum of its proper divisors (137220207).

411660609 is a wasteful number, since it uses less digits than its factorization.

411660609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137220206.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 411660609 is about 20289.4211105196. The cubic root of 411660609 is about 743.8975083553.

The spelling of 411660609 in words is "four hundred eleven million, six hundred sixty thousand, six hundred nine".