3261225439 has 2 divisors, whose sum is σ = 3261225440. Its totient is φ = 3261225438.

The previous prime is 3261225397. The next prime is 3261225497. The reversal of 3261225439 is 9345221623.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3261225439 - 2¹⁹ = 3260701151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3261225398 and 3261225407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3261225139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630612719 + 1630612720.

It is an arithmetic number, because the mean of its divisors is an integer number (1630612720).

Almost surely, 2^3261225439 is an apocalyptic number.

3261225439 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261225439 is an equidigital number, since it uses as much as digits as its factorization.

3261225439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 37.

The square root of 3261225439 is about 57107.1400001786. The cubic root of 3261225439 is about 1482.9514754578.

The spelling of 3261225439 in words is "three billion, two hundred sixty-one million, two hundred twenty-five thousand, four hundred thirty-nine".