343441121 has 4 divisors (see below), whose sum is σ = 347300100. Its totient is φ = 339582144.

The previous prime is 343441117. The next prime is 343441151. The reversal of 343441121 is 121144343.

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

It can be written as a sum of positive squares in 2 ways, for example, as 215502400 + 127938721 = 14680^2 + 11311^2 .

It is a cyclic number.

It is not a de Polignac number, because 343441121 - 2² = 343441117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343441151) 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, 1929356 + ... + 1929533.

It is an arithmetic number, because the mean of its divisors is an integer number (86825025).

Almost surely, 2^343441121 is an apocalyptic number.

It is an amenable number.

343441121 is a deficient number, since it is larger than the sum of its proper divisors (3858979).

343441121 is an equidigital number, since it uses as much as digits as its factorization.

343441121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858978.

The product of its digits is 1152, while the sum is 23.

The square root of 343441121 is about 18532.1644985145. The cubic root of 343441121 is about 700.2999537628.

Adding to 343441121 its reverse (121144343), we get a palindrome (464585464).

The spelling of 343441121 in words is "three hundred forty-three million, four hundred forty-one thousand, one hundred twenty-one".