411309 has 12 divisors (see below), whose sum is σ = 620256. Its totient is φ = 262152.

The previous prime is 411287. The next prime is 411311. The reversal of 411309 is 903114.

It is not a de Polignac number, because 411309 - 2¹¹ = 409261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 411291 and 411300.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 411309.

It is not an unprimeable number, because it can be changed into a prime (411379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 787 + ... + 1200.

It is an arithmetic number, because the mean of its divisors is an integer number (51688).

2⁴¹¹³⁰⁹ is an apocalyptic number.

It is an amenable number.

411309 is a deficient number, since it is larger than the sum of its proper divisors (208947).

411309 is a wasteful number, since it uses less digits than its factorization.

411309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 411309 is about 641.3337664586. Note that the first 3 decimals coincide. The cubic root of 411309 is about 74.3685654580.

The spelling of 411309 in words is "four hundred eleven thousand, three hundred nine".