411001 has 2 divisors, whose sum is σ = 411002. Its totient is φ = 411000.

The previous prime is 410999. The next prime is 411007. The reversal of 411001 is 100114.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251001 + 160000 = 501^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 411001 - 2¹ = 410999 is a prime.

Together with 410999, it forms a pair of twin primes.

411001 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (411007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205500 + 205501.

It is an arithmetic number, because the mean of its divisors is an integer number (205501).

2⁴¹¹⁰⁰¹ is an apocalyptic number.

It is an amenable number.

411001 is a deficient number, since it is larger than the sum of its proper divisors (1).

411001 is an equidigital number, since it uses as much as digits as its factorization.

411001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 411001 is about 641.0935969108. The cubic root of 411001 is about 74.3499977161.

Adding to 411001 its reverse (100114), we get a palindrome (511115).

It can be divided in two parts, 41 and 1001, that multiplied together give a triangular number (41041 = T₂₈₆).

The spelling of 411001 in words is "four hundred eleven thousand, one", and thus it is an iban number.