34123435705 has 4 divisors (see below), whose sum is σ = 40948122852. Its totient is φ = 27298748560.

The previous prime is 34123435669. The next prime is 34123435729. The reversal of 34123435705 is 50753432143.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5409455401 + 28713980304 = 73549^2 + 169452^2 .

It is not a de Polignac number, because 34123435705 - 2⁹ = 34123435193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3412343566 + ... + 3412343575.

It is an arithmetic number, because the mean of its divisors is an integer number (10237030713).

Almost surely, 2^34123435705 is an apocalyptic number.

It is an amenable number.

34123435705 is a deficient number, since it is larger than the sum of its proper divisors (6824687147).

34123435705 is an equidigital number, since it uses as much as digits as its factorization.

34123435705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6824687146.

The product of its (nonzero) digits is 151200, while the sum is 37.

Adding to 34123435705 its reverse (50753432143), we get a palindrome (84876867848).

The spelling of 34123435705 in words is "thirty-four billion, one hundred twenty-three million, four hundred thirty-five thousand, seven hundred five".