343132234505 has 4 divisors (see below), whose sum is σ = 411758681412. Its totient is φ = 274505787600.

The previous prime is 343132234429. The next prime is 343132234517. The reversal of 343132234505 is 505432231343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 505432231343 = 13 ⋅38879402411.

It can be written as a sum of positive squares in 2 ways, for example, as 161291395321 + 181840839184 = 401611^2 + 426428^2 .

It is not a de Polignac number, because 343132234505 - 2²² = 343128040201 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34313223446 + ... + 34313223455.

It is an arithmetic number, because the mean of its divisors is an integer number (102939670353).

Almost surely, 2^343132234505 is an apocalyptic number.

It is an amenable number.

343132234505 is a deficient number, since it is larger than the sum of its proper divisors (68626446907).

343132234505 is an equidigital number, since it uses as much as digits as its factorization.

343132234505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68626446906.

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 343132234505 its reverse (505432231343), we get a palindrome (848564465848).

The spelling of 343132234505 in words is "three hundred forty-three billion, one hundred thirty-two million, two hundred thirty-four thousand, five hundred five".