34100243 has 4 divisors (see below), whose sum is σ = 34317600. Its totient is φ = 33882888.

The previous prime is 34100207. The next prime is 34100251. The reversal of 34100243 is 34200143.

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 34100243 - 2¹⁴ = 34083859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34103243) 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, 108443 + ... + 108756.

It is an arithmetic number, because the mean of its divisors is an integer number (8579400).

Almost surely, 2^34100243 is an apocalyptic number.

34100243 is a deficient number, since it is larger than the sum of its proper divisors (217357).

34100243 is a wasteful number, since it uses less digits than its factorization.

34100243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217356.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 34100243 is about 5839.5413347283. The cubic root of 34100243 is about 324.2792485327.

Adding to 34100243 its reverse (34200143), we get a palindrome (68300386).

It can be divided in two parts, 34100 and 243, that added together give a palindrome (34343).

The spelling of 34100243 in words is "thirty-four million, one hundred thousand, two hundred forty-three".