2063021 has 2 divisors, whose sum is σ = 2063022. Its totient is φ = 2063020.

The previous prime is 2063003. The next prime is 2063029. The reversal of 2063021 is 1203602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1716100 + 346921 = 1310^2 + 589^2 .

It is a cyclic number.

It is not a de Polignac number, because 2063021 - 2¹⁴ = 2046637 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2062987 and 2063005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2063029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1031510 + 1031511.

It is an arithmetic number, because the mean of its divisors is an integer number (1031511).

2^2063021 is an apocalyptic number.

It is an amenable number.

2063021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2063021 is an equidigital number, since it uses as much as digits as its factorization.

2063021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2063021 is about 1436.3220390985. The cubic root of 2063021 is about 127.3018015056.

Adding to 2063021 its reverse (1203602), we get a palindrome (3266623).

The spelling of 2063021 in words is "two million, sixty-three thousand, twenty-one".