341320421 has 4 divisors (see below), whose sum is σ = 367575852. Its totient is φ = 315064992.

The previous prime is 341320417. The next prime is 341320423. The reversal of 341320421 is 124023143.

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 32615521 + 308704900 = 5711^2 + 17570^2 .

It is a cyclic number.

It is not a de Polignac number, because 341320421 - 2² = 341320417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 341320393 and 341320402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341320423) 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, 13127696 + ... + 13127721.

It is an arithmetic number, because the mean of its divisors is an integer number (91893963).

Almost surely, 2^341320421 is an apocalyptic number.

It is an amenable number.

341320421 is a deficient number, since it is larger than the sum of its proper divisors (26255431).

341320421 is a wasteful number, since it uses less digits than its factorization.

341320421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26255430.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 341320421 is about 18474.8591604916. The cubic root of 341320421 is about 698.8555592075.

Adding to 341320421 its reverse (124023143), we get a palindrome (465343564).

The spelling of 341320421 in words is "three hundred forty-one million, three hundred twenty thousand, four hundred twenty-one".