341321421 has 8 divisors (see below), whose sum is σ = 520108864. Its totient is φ = 195040800.

The previous prime is 341321273. The next prime is 341321441. The reversal of 341321421 is 124123143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 341321421 - 2¹⁹ = 340797133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 16253401 = 341321421 / (3 + 4 + 1 + 3 + 2 + 1 + 4 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341321441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8126680 + ... + 8126721.

It is an arithmetic number, because the mean of its divisors is an integer number (65013608).

Almost surely, 2^341321421 is an apocalyptic number.

It is an amenable number.

341321421 is a deficient number, since it is larger than the sum of its proper divisors (178787443).

341321421 is a wasteful number, since it uses less digits than its factorization.

341321421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16253411.

The product of its digits is 576, while the sum is 21.

The square root of 341321421 is about 18474.8862242775. The cubic root of 341321421 is about 698.8562417088.

Adding to 341321421 its reverse (124123143), we get a palindrome (465444564).

It can be divided in two parts, 34132 and 1421, that added together give a palindrome (35553).

The spelling of 341321421 in words is "three hundred forty-one million, three hundred twenty-one thousand, four hundred twenty-one".