411161 has 4 divisors (see below), whose sum is σ = 417024. Its totient is φ = 405300.

The previous prime is 411157. The next prime is 411167. The reversal of 411161 is 161114.

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, and also an emirpimes, since its reverse is a distinct semiprime: 161114 = 2 ⋅80557.

It is a cyclic number.

It is not a de Polignac number, because 411161 - 2² = 411157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (411167) 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, 2825 + ... + 2966.

It is an arithmetic number, because the mean of its divisors is an integer number (104256).

2⁴¹¹¹⁶¹ is an apocalyptic number.

It is an amenable number.

411161 is a deficient number, since it is larger than the sum of its proper divisors (5863).

411161 is an equidigital number, since it uses as much as digits as its factorization.

411161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5862.

The product of its digits is 24, while the sum is 14.

The square root of 411161 is about 641.2183715397. The cubic root of 411161 is about 74.3596444537.

Adding to 411161 its reverse (161114), we get a palindrome (572275).

Subtracting from 411161 its reverse (161114), we obtain a cube (250047 = 63³).

It can be divided in two parts, 4 and 11161, that multiplied together give a palindrome (44644).

The spelling of 411161 in words is "four hundred eleven thousand, one hundred sixty-one".