343000111 has 4 divisors (see below), whose sum is σ = 344096272. Its totient is φ = 341903952.

The previous prime is 343000061. The next prime is 343000169. The reversal of 343000111 is 111000343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343000111 - 2¹³ = 342991919 is a prime.

It is a super-2 number, since 2×343000111² = 235298152292024642, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343000091 and 343000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343001111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547611 + ... + 548236.

It is an arithmetic number, because the mean of its divisors is an integer number (86024068).

Almost surely, 2^343000111 is an apocalyptic number.

343000111 is a deficient number, since it is larger than the sum of its proper divisors (1096161).

343000111 is a wasteful number, since it uses less digits than its factorization.

343000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096160.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 343000111 is about 18520.2621741702. The cubic root of 343000111 is about 700.0000755102. Note that the first 4 decimals are identical.

Adding to 343000111 its reverse (111000343), we get a palindrome (454000454).

The spelling of 343000111 in words is "three hundred forty-three million, one hundred eleven", and thus it is an aban number.