341312321 has 4 divisors (see below), whose sum is σ = 390071232. Its totient is φ = 292553412.

The previous prime is 341312299. The next prime is 341312327. The reversal of 341312321 is 123213143.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 341312321 - 2¹⁰ = 341311297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 341312293 and 341312302.

It is not an unprimeable number, because it can be changed into a prime (341312327) 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, 24379445 + ... + 24379458.

It is an arithmetic number, because the mean of its divisors is an integer number (97517808).

Almost surely, 2^341312321 is an apocalyptic number.

It is an amenable number.

341312321 is a deficient number, since it is larger than the sum of its proper divisors (48758911).

341312321 is an equidigital number, since it uses as much as digits as its factorization.

341312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48758910.

The product of its digits is 432, while the sum is 20.

The square root of 341312321 is about 18474.6399423642. The cubic root of 341312321 is about 698.8500308980.

Adding to 341312321 its reverse (123213143), we get a palindrome (464525464).

The spelling of 341312321 in words is "three hundred forty-one million, three hundred twelve thousand, three hundred twenty-one".