43123534125 has 48 divisors (see below), whose sum is σ = 83473116480. Its totient is φ = 19713607200.

The previous prime is 43123534123. The next prime is 43123534127. The reversal of 43123534125 is 52143532134.

It is an interprime number because it is at equal distance from previous prime (43123534123) and next prime (43123534127).

It is not a de Polignac number, because 43123534125 - 2¹ = 43123534123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43123534123) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1155055 + ... + 1191804.

It is an arithmetic number, because the mean of its divisors is an integer number (1739023260).

Almost surely, 2^43123534125 is an apocalyptic number.

It is an amenable number.

43123534125 is a deficient number, since it is larger than the sum of its proper divisors (40349582355).

43123534125 is a wasteful number, since it uses less digits than its factorization.

43123534125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346891 (or 2346874 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The spelling of 43123534125 in words is "forty-three billion, one hundred twenty-three million, five hundred thirty-four thousand, one hundred twenty-five".