23531534134 has 4 divisors (see below), whose sum is σ = 35297301204. Its totient is φ = 11765767066.

The previous prime is 23531534129. The next prime is 23531534141. The reversal of 23531534134 is 43143513532.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23531534134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5882883532 + ... + 5882883535.

It is an arithmetic number, because the mean of its divisors is an integer number (8824325301).

Almost surely, 2^23531534134 is an apocalyptic number.

23531534134 is a deficient number, since it is larger than the sum of its proper divisors (11765767070).

23531534134 is a wasteful number, since it uses less digits than its factorization.

23531534134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11765767069.

The product of its digits is 64800, while the sum is 34.

The spelling of 23531534134 in words is "twenty-three billion, five hundred thirty-one million, five hundred thirty-four thousand, one hundred thirty-four".