343146673 has 2 divisors, whose sum is σ = 343146674. Its totient is φ = 343146672.

The previous prime is 343146611. The next prime is 343146689. The reversal of 343146673 is 376641343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232623504 + 110523169 = 15252^2 + 10513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343146673 is a prime.

It is not a weakly prime, because it can be changed into another prime (343146373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171573336 + 171573337.

It is an arithmetic number, because the mean of its divisors is an integer number (171573337).

Almost surely, 2^343146673 is an apocalyptic number.

It is an amenable number.

343146673 is a deficient number, since it is larger than the sum of its proper divisors (1).

343146673 is an equidigital number, since it uses as much as digits as its factorization.

343146673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 37.

The square root of 343146673 is about 18524.2185530186. The cubic root of 343146673 is about 700.0997633322.

The spelling of 343146673 in words is "three hundred forty-three million, one hundred forty-six thousand, six hundred seventy-three".