343405115454241 has 4 divisors (see below), whose sum is σ = 363605416363332. Its totient is φ = 323204814545152.

The previous prime is 343405115454223. The next prime is 343405115454329. The reversal of 343405115454241 is 142454511504343.

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 170022822918400 + 173382292535841 = 13039280^2 + 13167471^2 .

It is a cyclic number.

It is not a de Polignac number, because 343405115454241 - 2¹¹ = 343405115452193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343405115454191 and 343405115454200.

It is not an unprimeable number, because it can be changed into a prime (343405116454241) 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, 10100150454520 + ... + 10100150454553.

It is an arithmetic number, because the mean of its divisors is an integer number (90901354090833).

Almost surely, 2^{343405115454241} is an apocalyptic number.

It is an amenable number.

343405115454241 is a deficient number, since it is larger than the sum of its proper divisors (20200300909091).

343405115454241 is a wasteful number, since it uses less digits than its factorization.

343405115454241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20200300909090.

The product of its (nonzero) digits is 2304000, while the sum is 46.

Adding to 343405115454241 its reverse (142454511504343), we get a palindrome (485859626958584).

The spelling of 343405115454241 in words is "three hundred forty-three trillion, four hundred five billion, one hundred fifteen million, four hundred fifty-four thousand, two hundred forty-one".