3458318321 has 2 divisors, whose sum is σ = 3458318322. Its totient is φ = 3458318320.

The previous prime is 3458318251. The next prime is 3458318329. The reversal of 3458318321 is 1238138543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2564308321 + 894010000 = 50639^2 + 29900^2 .

It is a cyclic number.

It is not a de Polignac number, because 3458318321 - 2²² = 3454124017 is a prime.

It is not a weakly prime, because it can be changed into another prime (3458318329) 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, 1729159160 + 1729159161.

It is an arithmetic number, because the mean of its divisors is an integer number (1729159161).

Almost surely, 2^3458318321 is an apocalyptic number.

It is an amenable number.

3458318321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3458318321 is an equidigital number, since it uses as much as digits as its factorization.

3458318321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 38.

The square root of 3458318321 is about 58807.4682417123. The cubic root of 3458318321 is about 1512.2432516039.

The spelling of 3458318321 in words is "three billion, four hundred fifty-eight million, three hundred eighteen thousand, three hundred twenty-one".