3201321239 has 2 divisors, whose sum is σ = 3201321240. Its totient is φ = 3201321238.

The previous prime is 3201321197. The next prime is 3201321241. The reversal of 3201321239 is 9321231023.

3201321239 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 is a cyclic number.

It is not a de Polignac number, because 3201321239 - 2²⁸ = 2932885783 is a prime.

Together with 3201321241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3201321259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600660619 + 1600660620.

It is an arithmetic number, because the mean of its divisors is an integer number (1600660620).

Almost surely, 2^3201321239 is an apocalyptic number.

3201321239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201321239 is an equidigital number, since it uses as much as digits as its factorization.

3201321239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 3201321239 is about 56580.2195029323. The cubic root of 3201321239 is about 1473.8153834703.

The spelling of 3201321239 in words is "three billion, two hundred one million, three hundred twenty-one thousand, two hundred thirty-nine".