343563321047 has 2 divisors, whose sum is σ = 343563321048. Its totient is φ = 343563321046.

The previous prime is 343563321041. The next prime is 343563321061. The reversal of 343563321047 is 740123365343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343563321047 - 2⁸ = 343563320791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343563320995 and 343563321013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343563321041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171781660523 + 171781660524.

It is an arithmetic number, because the mean of its divisors is an integer number (171781660524).

Almost surely, 2^343563321047 is an apocalyptic number.

343563321047 is a deficient number, since it is larger than the sum of its proper divisors (1).

343563321047 is an equidigital number, since it uses as much as digits as its factorization.

343563321047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 41.

The spelling of 343563321047 in words is "three hundred forty-three billion, five hundred sixty-three million, three hundred twenty-one thousand, forty-seven".