34520223043 has 4 divisors (see below), whose sum is σ = 34783736328. Its totient is φ = 34256709760.

The previous prime is 34520223007. The next prime is 34520223097. The reversal of 34520223043 is 34032202543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34032202543 = 8713 ⋅3905911.

It is a cyclic number.

It is not a de Polignac number, because 34520223043 - 2²⁹ = 33983352131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34520223343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131756446 + ... + 131756707.

It is an arithmetic number, because the mean of its divisors is an integer number (8695934082).

Almost surely, 2^34520223043 is an apocalyptic number.

34520223043 is a deficient number, since it is larger than the sum of its proper divisors (263513285).

34520223043 is a wasteful number, since it uses less digits than its factorization.

34520223043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263513284.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 34520223043 its reverse (34032202543), we get a palindrome (68552425586).

The spelling of 34520223043 in words is "thirty-four billion, five hundred twenty million, two hundred twenty-three thousand, forty-three".