341815421 has 4 divisors (see below), whose sum is σ = 341860512. Its totient is φ = 341770332.

The previous prime is 341815417. The next prime is 341815429. The reversal of 341815421 is 124518143.

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, and also an emirpimes, since its reverse is a distinct semiprime: 124518143 = 59 ⋅2110477.

It is a cyclic number.

It is not a de Polignac number, because 341815421 - 2² = 341815417 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 (341815429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8081 + ... + 27366.

It is an arithmetic number, because the mean of its divisors is an integer number (85465128).

Almost surely, 2^341815421 is an apocalyptic number.

It is an amenable number.

341815421 is a deficient number, since it is larger than the sum of its proper divisors (45091).

341815421 is an equidigital number, since it uses as much as digits as its factorization.

341815421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45090.

The product of its digits is 3840, while the sum is 29.

The square root of 341815421 is about 18488.2508907684. The cubic root of 341815421 is about 699.1932344877.

The spelling of 341815421 in words is "three hundred forty-one million, eight hundred fifteen thousand, four hundred twenty-one".