341321445 has 56 divisors (see below), whose sum is σ = 635470200. Its totient is φ = 175706496.

The previous prime is 341321441. The next prime is 341321471. The reversal of 341321445 is 544123143.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17969121 + 323352324 = 4239^2 + 17982^2 .

It is not a de Polignac number, because 341321445 - 2² = 341321441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 55 ways as a sum of consecutive naturals, for example, 104091 + ... + 107319.

Almost surely, 2^341321445 is an apocalyptic number.

It is an amenable number.

341321445 is a deficient number, since it is larger than the sum of its proper divisors (294148755).

341321445 is an equidigital number, since it uses as much as digits as its factorization.

341321445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281 (or 3266 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 341321445 is about 18474.8868738079. The cubic root of 341321445 is about 698.8562580888.

Adding to 341321445 its reverse (544123143), we get a palindrome (885444588).

The spelling of 341321445 in words is "three hundred forty-one million, three hundred twenty-one thousand, four hundred forty-five".