343421442373 has 2 divisors, whose sum is σ = 343421442374. Its totient is φ = 343421442372.

The previous prime is 343421442361. The next prime is 343421442467. The reversal of 343421442373 is 373244124343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327221753089 + 16199689284 = 572033^2 + 127278^2 .

It is a cyclic number.

It is not a de Polignac number, because 343421442373 - 2²¹ = 343419345221 is a prime.

It is a super-2 number, since 2×343421442373² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343421449373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171710721186 + 171710721187.

It is an arithmetic number, because the mean of its divisors is an integer number (171710721187).

Almost surely, 2^343421442373 is an apocalyptic number.

It is an amenable number.

343421442373 is a deficient number, since it is larger than the sum of its proper divisors (1).

343421442373 is an equidigital number, since it uses as much as digits as its factorization.

343421442373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 40.

The spelling of 343421442373 in words is "three hundred forty-three billion, four hundred twenty-one million, four hundred forty-two thousand, three hundred seventy-three".