343413523 has 4 divisors (see below), whose sum is σ = 351399928. Its totient is φ = 335427120.

The previous prime is 343413517. The next prime is 343413527. The reversal of 343413523 is 325314343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 325314343 = 269 ⋅1209347.

It is a cyclic number.

It is not a de Polignac number, because 343413523 - 2¹³ = 343405331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343413491 and 343413500.

It is not an unprimeable number, because it can be changed into a prime (343413527) 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, 3993138 + ... + 3993223.

It is an arithmetic number, because the mean of its divisors is an integer number (87849982).

Almost surely, 2^343413523 is an apocalyptic number.

343413523 is a deficient number, since it is larger than the sum of its proper divisors (7986405).

343413523 is an equidigital number, since it uses as much as digits as its factorization.

343413523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7986404.

The product of its digits is 12960, while the sum is 28.

The square root of 343413523 is about 18531.4198862365. The cubic root of 343413523 is about 700.2811951899.

Adding to 343413523 its reverse (325314343), we get a palindrome (668727866).

The spelling of 343413523 in words is "three hundred forty-three million, four hundred thirteen thousand, five hundred twenty-three".