343491331190323 has 2 divisors, whose sum is σ = 343491331190324. Its totient is φ = 343491331190322.

The previous prime is 343491331190317. The next prime is 343491331190327. The reversal of 343491331190323 is 323091133194343.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343491331190323 is a prime.

It is not a weakly prime, because it can be changed into another prime (343491331190327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171745665595161 + 171745665595162.

It is an arithmetic number, because the mean of its divisors is an integer number (171745665595162).

Almost surely, 2^{343491331190323} is an apocalyptic number.

343491331190323 is a deficient number, since it is larger than the sum of its proper divisors (1).

343491331190323 is an equidigital number, since it uses as much as digits as its factorization.

343491331190323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1889568, while the sum is 49.

The spelling of 343491331190323 in words is "three hundred forty-three trillion, four hundred ninety-one billion, three hundred thirty-one million, one hundred ninety thousand, three hundred twenty-three".