348483910421 has 2 divisors, whose sum is σ = 348483910422. Its totient is φ = 348483910420.

The previous prime is 348483910399. The next prime is 348483910507. The reversal of 348483910421 is 124019384843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327578799025 + 20905111396 = 572345^2 + 144586^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348483910421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348483910121) 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, 174241955210 + 174241955211.

It is an arithmetic number, because the mean of its divisors is an integer number (174241955211).

Almost surely, 2^348483910421 is an apocalyptic number.

It is an amenable number.

348483910421 is a deficient number, since it is larger than the sum of its proper divisors (1).

348483910421 is an equidigital number, since it uses as much as digits as its factorization.

348483910421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 348483910421 in words is "three hundred forty-eight billion, four hundred eighty-three million, nine hundred ten thousand, four hundred twenty-one".