43075393 has 2 divisors, whose sum is σ = 43075394. Its totient is φ = 43075392.

The previous prime is 43075367. The next prime is 43075397. The reversal of 43075393 is 39357034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42928704 + 146689 = 6552^2 + 383^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43075393 is a prime.

It is not a weakly prime, because it can be changed into another prime (43075397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21537696 + 21537697.

It is an arithmetic number, because the mean of its divisors is an integer number (21537697).

Almost surely, 2^43075393 is an apocalyptic number.

It is an amenable number.

43075393 is a deficient number, since it is larger than the sum of its proper divisors (1).

43075393 is an equidigital number, since it uses as much as digits as its factorization.

43075393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 43075393 is about 6563.1846690460. The cubic root of 43075393 is about 350.5444397368.

The spelling of 43075393 in words is "forty-three million, seventy-five thousand, three hundred ninety-three".