43121012134 has 8 divisors (see below), whose sum is σ = 65115622800. Its totient is φ = 21415804536.

The previous prime is 43121012087. The next prime is 43121012171.

43121012134 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72350394 + ... + 72350989.

It is an arithmetic number, because the mean of its divisors is an integer number (8139452850).

Almost surely, 2^43121012134 is an apocalyptic number.

43121012134 is a deficient number, since it is larger than the sum of its proper divisors (21994610666).

43121012134 is a wasteful number, since it uses less digits than its factorization.

43121012134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144701534.

The product of its (nonzero) digits is 576, while the sum is 22.

It can be divided in two parts, 431210 and 12134, that added together give a palindrome (443344).

The spelling of 43121012134 in words is "forty-three billion, one hundred twenty-one million, twelve thousand, one hundred thirty-four".