348027071321 has 2 divisors, whose sum is σ = 348027071322. Its totient is φ = 348027071320.

The previous prime is 348027071317. The next prime is 348027071347. The reversal of 348027071321 is 123170720843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347840448400 + 186622921 = 589780^2 + 13661^2 .

It is a cyclic number.

It is not a de Polignac number, because 348027071321 - 2² = 348027071317 is a prime.

It is a super-2 number, since 2×348027071321² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (348027071921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174013535660 + 174013535661.

It is an arithmetic number, because the mean of its divisors is an integer number (174013535661).

Almost surely, 2^348027071321 is an apocalyptic number.

It is an amenable number.

348027071321 is a deficient number, since it is larger than the sum of its proper divisors (1).

348027071321 is an equidigital number, since it uses as much as digits as its factorization.

348027071321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 348027071321 in words is "three hundred forty-eight billion, twenty-seven million, seventy-one thousand, three hundred twenty-one".