348872443709 has 2 divisors, whose sum is σ = 348872443710. Its totient is φ = 348872443708.

The previous prime is 348872443681. The next prime is 348872443721. The reversal of 348872443709 is 907344278843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223416928900 + 125455514809 = 472670^2 + 354197^2 .

It is an emirp because it is prime and its reverse (907344278843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 348872443709 - 2²⁰ = 348871395133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348872443789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174436221854 + 174436221855.

It is an arithmetic number, because the mean of its divisors is an integer number (174436221855).

Almost surely, 2^348872443709 is an apocalyptic number.

It is an amenable number.

348872443709 is a deficient number, since it is larger than the sum of its proper divisors (1).

348872443709 is an equidigital number, since it uses as much as digits as its factorization.

348872443709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32514048, while the sum is 59.

The spelling of 348872443709 in words is "three hundred forty-eight billion, eight hundred seventy-two million, four hundred forty-three thousand, seven hundred nine".