345234210443 has 4 divisors (see below), whose sum is σ = 345241166088. Its totient is φ = 345227254800.

The previous prime is 345234210439. The next prime is 345234210491. The reversal of 345234210443 is 344012432543.

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 345234210443 - 2² = 345234210439 is a prime.

It is a super-2 number, since 2×345234210443² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345234210143) 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, 3402833 + ... + 3502818.

It is an arithmetic number, because the mean of its divisors is an integer number (86310291522).

Almost surely, 2^345234210443 is an apocalyptic number.

345234210443 is a deficient number, since it is larger than the sum of its proper divisors (6955645).

345234210443 is an equidigital number, since it uses as much as digits as its factorization.

345234210443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6955644.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 345234210443 its reverse (344012432543), we get a palindrome (689246642986).

The spelling of 345234210443 in words is "three hundred forty-five billion, two hundred thirty-four million, two hundred ten thousand, four hundred forty-three".