2111061 has 8 divisors (see below), whose sum is σ = 2821504. Its totient is φ = 1404000.

The previous prime is 2111059. The next prime is 2111089. The reversal of 2111061 is 1601112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2111061 - 2¹ = 2111059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1785 + ... + 2721.

It is an arithmetic number, because the mean of its divisors is an integer number (352688).

2^2111061 is an apocalyptic number.

It is an amenable number.

2111061 is a deficient number, since it is larger than the sum of its proper divisors (710443).

2111061 is an equidigital number, since it uses as much as digits as its factorization.

2111061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 2111061 is about 1452.9490699952. The cubic root of 2111061 is about 128.2823560205.

Adding to 2111061 its reverse (1601112), we get a palindrome (3712173).

The spelling of 2111061 in words is "two million, one hundred eleven thousand, sixty-one".