348134861 has 2 divisors, whose sum is σ = 348134862. Its totient is φ = 348134860.

The previous prime is 348134833. The next prime is 348134921. The reversal of 348134861 is 168431843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320624836 + 27510025 = 17906^2 + 5245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348134861 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348154861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174067430 + 174067431.

It is an arithmetic number, because the mean of its divisors is an integer number (174067431).

Almost surely, 2^348134861 is an apocalyptic number.

It is an amenable number.

348134861 is a deficient number, since it is larger than the sum of its proper divisors (1).

348134861 is an equidigital number, since it uses as much as digits as its factorization.

348134861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 38.

The square root of 348134861 is about 18658.3724102613. The cubic root of 348134861 is about 703.4758151676.

The spelling of 348134861 in words is "three hundred forty-eight million, one hundred thirty-four thousand, eight hundred sixty-one".