34043512231 has 4 divisors (see below), whose sum is σ = 36046071792. Its totient is φ = 32040952672.

The previous prime is 34043512229. The next prime is 34043512249. The reversal of 34043512231 is 13221534043.

It is a happy number.

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 34043512231 - 2¹ = 34043512229 is a prime.

It is a super-2 number, since 2×34043512231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34043512231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34043512271) 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, 1001279755 + ... + 1001279788.

It is an arithmetic number, because the mean of its divisors is an integer number (9011517948).

Almost surely, 2^34043512231 is an apocalyptic number.

34043512231 is a deficient number, since it is larger than the sum of its proper divisors (2002559561).

34043512231 is a wasteful number, since it uses less digits than its factorization.

34043512231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002559560.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 34043512231 in words is "thirty-four billion, forty-three million, five hundred twelve thousand, two hundred thirty-one".