2339339021 has 2 divisors, whose sum is σ = 2339339022. Its totient is φ = 2339339020.

The previous prime is 2339338921. The next prime is 2339339029. The reversal of 2339339021 is 1209339332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1906282921 + 433056100 = 43661^2 + 20810^2 .

It is a cyclic number.

It is not a de Polignac number, because 2339339021 - 2¹⁰ = 2339337997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2339339029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1169669510 + 1169669511.

It is an arithmetic number, because the mean of its divisors is an integer number (1169669511).

Almost surely, 2^2339339021 is an apocalyptic number.

It is an amenable number.

2339339021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2339339021 is an equidigital number, since it uses as much as digits as its factorization.

2339339021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 2339339021 is about 48366.7139776934. The cubic root of 2339339021 is about 1327.4893788953.

The spelling of 2339339021 in words is "two billion, three hundred thirty-nine million, three hundred thirty-nine thousand, twenty-one".