43145654134 has 48 divisors (see below), whose sum is σ = 72641754864. Its totient is φ = 19200741120.

The previous prime is 43145654117. The next prime is 43145654137.

43145654134 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43145654137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2411329 + ... + 2429155.

It is an arithmetic number, because the mean of its divisors is an integer number (1513369893).

Almost surely, 2^43145654134 is an apocalyptic number.

43145654134 is a deficient number, since it is larger than the sum of its proper divisors (29496100730).

43145654134 is a wasteful number, since it uses less digits than its factorization.

43145654134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18061 (or 18050 counting only the distinct ones).

The product of its digits is 345600, while the sum is 40.

The spelling of 43145654134 in words is "forty-three billion, one hundred forty-five million, six hundred fifty-four thousand, one hundred thirty-four".