34345123 has 4 divisors (see below), whose sum is σ = 34359280. Its totient is φ = 34330968.

The previous prime is 34345111. The next prime is 34345133. The reversal of 34345123 is 32154343.

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 34345123 - 2¹⁷ = 34214051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34345133) 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, 2415 + ... + 8632.

It is an arithmetic number, because the mean of its divisors is an integer number (8589820).

Almost surely, 2^34345123 is an apocalyptic number.

34345123 is a deficient number, since it is larger than the sum of its proper divisors (14157).

34345123 is a wasteful number, since it uses less digits than its factorization.

34345123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14156.

The product of its digits is 4320, while the sum is 25.

The square root of 34345123 is about 5860.4712267871. The cubic root of 34345123 is about 325.0536337520.

Adding to 34345123 its reverse (32154343), we get a palindrome (66499466).

The spelling of 34345123 in words is "thirty-four million, three hundred forty-five thousand, one hundred twenty-three".