343400949179 has 2 divisors, whose sum is σ = 343400949180. Its totient is φ = 343400949178.

The previous prime is 343400949137. The next prime is 343400949197. The reversal of 343400949179 is 971949004343.

Together with next prime (343400949197) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343400949179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343400949179.

It is not a weakly prime, because it can be changed into another prime (343400949109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171700474589 + 171700474590.

It is an arithmetic number, because the mean of its divisors is an integer number (171700474590).

Almost surely, 2^343400949179 is an apocalyptic number.

343400949179 is a deficient number, since it is larger than the sum of its proper divisors (1).

343400949179 is an equidigital number, since it uses as much as digits as its factorization.

343400949179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 343400949179 in words is "three hundred forty-three billion, four hundred million, nine hundred forty-nine thousand, one hundred seventy-nine".