2113241 has 4 divisors (see below), whose sum is σ = 2275812. Its totient is φ = 1950672.

The previous prime is 2113229. The next prime is 2113249. The reversal of 2113241 is 1423112.

2113241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 912025 + 1201216 = 955^2 + 1096^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113241 - 2¹⁰ = 2112217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113249) 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, 81266 + ... + 81291.

It is an arithmetic number, because the mean of its divisors is an integer number (568953).

2^2113241 is an apocalyptic number.

It is an amenable number.

2113241 is a deficient number, since it is larger than the sum of its proper divisors (162571).

2113241 is a wasteful number, since it uses less digits than its factorization.

2113241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162570.

The product of its digits is 48, while the sum is 14.

The square root of 2113241 is about 1453.6990747744. The cubic root of 2113241 is about 128.3264980149.

Adding to 2113241 its reverse (1423112), we get a palindrome (3536353).

The spelling of 2113241 in words is "two million, one hundred thirteen thousand, two hundred forty-one".