345328343 has 4 divisors (see below), whose sum is σ = 345642528. Its totient is φ = 345014160.

The previous prime is 345328307. The next prime is 345328349. The reversal of 345328343 is 343823543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345328343 - 2¹⁴ = 345311959 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 (345328349) 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, 155438 + ... + 157643.

It is an arithmetic number, because the mean of its divisors is an integer number (86410632).

Almost surely, 2^345328343 is an apocalyptic number.

345328343 is a deficient number, since it is larger than the sum of its proper divisors (314185).

345328343 is a wasteful number, since it uses less digits than its factorization.

345328343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314184.

The product of its digits is 103680, while the sum is 35.

The square root of 345328343 is about 18583.0122154617. The cubic root of 345328343 is about 701.5803363137.

It can be divided in two parts, 34532 and 8343, that added together give a cube (42875 = 35³).

The spelling of 345328343 in words is "three hundred forty-five million, three hundred twenty-eight thousand, three hundred forty-three".