345368543 has 16 divisors (see below), whose sum is σ = 382007136. Its totient is φ = 310210560.

The previous prime is 345368521. The next prime is 345368557. The reversal of 345368543 is 345863543.

It is a cyclic number.

It is not a de Polignac number, because 345368543 - 2⁶ = 345368479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345368543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345368503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306980 + ... + 308102.

It is an arithmetic number, because the mean of its divisors is an integer number (23875446).

Almost surely, 2^345368543 is an apocalyptic number.

345368543 is a deficient number, since it is larger than the sum of its proper divisors (36638593).

345368543 is a wasteful number, since it uses less digits than its factorization.

345368543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754.

The product of its digits is 518400, while the sum is 41.

The square root of 345368543 is about 18584.0938170254. The cubic root of 345368543 is about 701.6075591349.

The spelling of 345368543 in words is "three hundred forty-five million, three hundred sixty-eight thousand, five hundred forty-three".