2120941 has 2 divisors, whose sum is σ = 2120942. Its totient is φ = 2120940.

The previous prime is 2120933. The next prime is 2120947. The reversal of 2120941 is 1490212.

2120941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1110916 + 1010025 = 1054^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120941 - 2³ = 2120933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120947) 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 as a sum of consecutive naturals, namely, 1060470 + 1060471.

It is an arithmetic number, because the mean of its divisors is an integer number (1060471).

2^2120941 is an apocalyptic number.

It is an amenable number.

2120941 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120941 is an equidigital number, since it uses as much as digits as its factorization.

2120941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 2120941 is about 1456.3450827328. The cubic root of 2120941 is about 128.4821698527.

The spelling of 2120941 in words is "two million, one hundred twenty thousand, nine hundred forty-one".