345926543 has 4 divisors (see below), whose sum is σ = 350305440. Its totient is φ = 341547648.

The previous prime is 345926531. The next prime is 345926573. The reversal of 345926543 is 345629543.

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 345926543 - 2⁴ = 345926527 is a prime.

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 345926543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345926573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2189330 + ... + 2189487.

It is an arithmetic number, because the mean of its divisors is an integer number (87576360).

Almost surely, 2^345926543 is an apocalyptic number.

345926543 is a deficient number, since it is larger than the sum of its proper divisors (4378897).

345926543 is an equidigital number, since it uses as much as digits as its factorization.

345926543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4378896.

The product of its digits is 388800, while the sum is 41.

The square root of 345926543 is about 18599.1005965342. The cubic root of 345926543 is about 701.9852101710.

The spelling of 345926543 in words is "three hundred forty-five million, nine hundred twenty-six thousand, five hundred forty-three".