348354438787 has 2 divisors, whose sum is σ = 348354438788. Its totient is φ = 348354438786.

The previous prime is 348354438769. The next prime is 348354438851. The reversal of 348354438787 is 787834453843.

It is an a-pointer prime, because the next prime (348354438851) can be obtained adding 348354438787 to its sum of digits (64).

It is a weak prime.

It is an emirp because it is prime and its reverse (787834453843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 348354438787 - 2¹¹ = 348354436739 is a prime.

It is not a weakly prime, because it can be changed into another prime (348354432787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174177219393 + 174177219394.

It is an arithmetic number, because the mean of its divisors is an integer number (174177219394).

Almost surely, 2^348354438787 is an apocalyptic number.

348354438787 is a deficient number, since it is larger than the sum of its proper divisors (1).

348354438787 is an equidigital number, since it uses as much as digits as its factorization.

348354438787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216760320, while the sum is 64.

The spelling of 348354438787 in words is "three hundred forty-eight billion, three hundred fifty-four million, four hundred thirty-eight thousand, seven hundred eighty-seven".