2081411 has 4 divisors (see below), whose sum is σ = 2085672. Its totient is φ = 2077152.

The previous prime is 2081407. The next prime is 2081423. The reversal of 2081411 is 1141802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1141802 = 2 ⋅570901.

It is a cyclic number.

It is not a de Polignac number, because 2081411 - 2² = 2081407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2081411.

It is not an unprimeable number, because it can be changed into a prime (2081491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1286 + ... + 2411.

It is an arithmetic number, because the mean of its divisors is an integer number (521418).

2^2081411 is an apocalyptic number.

2081411 is a deficient number, since it is larger than the sum of its proper divisors (4261).

2081411 is an equidigital number, since it uses as much as digits as its factorization.

2081411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 2081411 is about 1442.7096034892. The cubic root of 2081411 is about 127.6789439193.

The spelling of 2081411 in words is "two million, eighty-one thousand, four hundred eleven".