411305 has 4 divisors (see below), whose sum is σ = 493572. Its totient is φ = 329040.

The previous prime is 411287. The next prime is 411311. The reversal of 411305 is 503114.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 85264 + 326041 = 292^2 + 571^2 .

It is not a de Polignac number, because 411305 - 2⁶ = 411241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 411305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41126 + ... + 41135.

It is an arithmetic number, because the mean of its divisors is an integer number (123393).

2⁴¹¹³⁰⁵ is an apocalyptic number.

It is an amenable number.

411305 is a deficient number, since it is larger than the sum of its proper divisors (82267).

411305 is an equidigital number, since it uses as much as digits as its factorization.

411305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82266.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 411305 is about 641.3306479500. The cubic root of 411305 is about 74.3683243779.

Adding to 411305 its reverse (503114), we get a palindrome (914419).

Subtracting 411305 from its reverse (503114), we obtain a square (91809 = 303²).

The spelling of 411305 in words is "four hundred eleven thousand, three hundred five".