43375873 has 2 divisors, whose sum is σ = 43375874. Its totient is φ = 43375872.

The previous prime is 43375847. The next prime is 43375919. The reversal of 43375873 is 37857334.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27279729 + 16096144 = 5223^2 + 4012^2 .

It is a cyclic number.

It is not a de Polignac number, because 43375873 - 2⁹ = 43375361 is a prime.

It is not a weakly prime, because it can be changed into another prime (43375373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21687936 + 21687937.

It is an arithmetic number, because the mean of its divisors is an integer number (21687937).

Almost surely, 2^43375873 is an apocalyptic number.

It is an amenable number.

43375873 is a deficient number, since it is larger than the sum of its proper divisors (1).

43375873 is an equidigital number, since it uses as much as digits as its factorization.

43375873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 40.

The square root of 43375873 is about 6586.0362130799. The cubic root of 43375873 is about 351.3576466205.

The spelling of 43375873 in words is "forty-three million, three hundred seventy-five thousand, eight hundred seventy-three".