2040911 has 4 divisors (see below), whose sum is σ = 2046000. Its totient is φ = 2035824.

The previous prime is 2040851. The next prime is 2040917. The reversal of 2040911 is 1190402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1190402 = 2 ⋅595201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040911 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 2040911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040917) 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, 1886 + ... + 2763.

It is an arithmetic number, because the mean of its divisors is an integer number (511500).

2^2040911 is an apocalyptic number.

2040911 is a deficient number, since it is larger than the sum of its proper divisors (5089).

2040911 is an equidigital number, since it uses as much as digits as its factorization.

2040911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2040911 is about 1428.6045639014. The cubic root of 2040911 is about 126.8453902123.

The spelling of 2040911 in words is "two million, forty thousand, nine hundred eleven".