411121 has 4 divisors (see below), whose sum is σ = 418932. Its totient is φ = 403312.

The previous prime is 411119. The next prime is 411127. The reversal of 411121 is 121114.

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 318096 + 93025 = 564^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 411121 - 2¹ = 411119 is a prime.

It is a Duffinian number.

411121 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 411098 and 411107.

It is not an unprimeable number, because it can be changed into a prime (411127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3826 + ... + 3931.

It is an arithmetic number, because the mean of its divisors is an integer number (104733).

2⁴¹¹¹²¹ is an apocalyptic number.

It is an amenable number.

411121 is a deficient number, since it is larger than the sum of its proper divisors (7811).

411121 is an equidigital number, since it uses as much as digits as its factorization.

411121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7810.

The product of its digits is 8, while the sum is 10.

The square root of 411121 is about 641.1871801588. The cubic root of 411121 is about 74.3572330039.

Adding to 411121 its reverse (121114), we get a palindrome (532235).

The spelling of 411121 in words is "four hundred eleven thousand, one hundred twenty-one", and thus it is an iban number.