10984021 has 2 divisors, whose sum is σ = 10984022. Its totient is φ = 10984020.

The previous prime is 10984019. The next prime is 10984031. The reversal of 10984021 is 12048901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8059921 + 2924100 = 2839^2 + 1710^2 .

It is a cyclic number.

It is not a de Polignac number, because 10984021 - 2¹ = 10984019 is a prime.

Together with 10984019, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10984031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5492010 + 5492011.

It is an arithmetic number, because the mean of its divisors is an integer number (5492011).

Almost surely, 2^10984021 is an apocalyptic number.

It is an amenable number.

10984021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10984021 is an equidigital number, since it uses as much as digits as its factorization.

10984021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 10984021 is about 3314.2149900089. The cubic root of 10984021 is about 222.2902690593.

The spelling of 10984021 in words is "ten million, nine hundred eighty-four thousand, twenty-one".