343771197673 has 2 divisors, whose sum is σ = 343771197674. Its totient is φ = 343771197672.

The previous prime is 343771197643. The next prime is 343771197701. The reversal of 343771197673 is 376791177343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311645295504 + 32125902169 = 558252^2 + 179237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343771197673 is a prime.

It is a super-2 number, since 2×343771197673² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (343771197643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171885598836 + 171885598837.

It is an arithmetic number, because the mean of its divisors is an integer number (171885598837).

Almost surely, 2^343771197673 is an apocalyptic number.

It is an amenable number.

343771197673 is a deficient number, since it is larger than the sum of its proper divisors (1).

343771197673 is an equidigital number, since it uses as much as digits as its factorization.

343771197673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14002632, while the sum is 58.

The spelling of 343771197673 in words is "three hundred forty-three billion, seven hundred seventy-one million, one hundred ninety-seven thousand, six hundred seventy-three".