43140875 has 16 divisors (see below), whose sum is σ = 54082080. Its totient is φ = 34357600.

The previous prime is 43140863. The next prime is 43140899. The reversal of 43140875 is 57804134.

It is a de Polignac number, because none of the positive numbers 2^k-43140875 is a prime.

It is a super-2 number, since 2×43140875² = 3722270191531250, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32984 + ... + 34266.

It is an arithmetic number, because the mean of its divisors is an integer number (3380130).

Almost surely, 2^43140875 is an apocalyptic number.

43140875 is a deficient number, since it is larger than the sum of its proper divisors (10941205).

43140875 is a wasteful number, since it uses less digits than its factorization.

43140875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567 (or 1557 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 43140875 is about 6568.1713589096. The cubic root of 43140875 is about 350.7219790672.

The spelling of 43140875 in words is "forty-three million, one hundred forty thousand, eight hundred seventy-five".