343444111 has 4 divisors (see below), whose sum is σ = 348281424. Its totient is φ = 338606800.

The previous prime is 343444099. The next prime is 343444121. The reversal of 343444111 is 111444343.

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 343444111 - 2⁷ = 343443983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343444121) 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, 2418550 + ... + 2418691.

It is an arithmetic number, because the mean of its divisors is an integer number (87070356).

Almost surely, 2^343444111 is an apocalyptic number.

343444111 is a deficient number, since it is larger than the sum of its proper divisors (4837313).

343444111 is an equidigital number, since it uses as much as digits as its factorization.

343444111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4837312.

The product of its digits is 2304, while the sum is 25.

The square root of 343444111 is about 18532.2451688941. The cubic root of 343444111 is about 700.3019860284.

Adding to 343444111 its reverse (111444343), we get a palindrome (454888454).

The spelling of 343444111 in words is "three hundred forty-three million, four hundred forty-four thousand, one hundred eleven".