43093 has 2 divisors, whose sum is σ = 43094. Its totient is φ = 43092.

The previous prime is 43067. The next prime is 43103. The reversal of 43093 is 39034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33489 + 9604 = 183^2 + 98^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43093 is a prime.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 43093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21546 + 21547.

It is an arithmetic number, because the mean of its divisors is an integer number (21547).

2⁴³⁰⁹³ is an apocalyptic number.

It is an amenable number.

43093 is a deficient number, since it is larger than the sum of its proper divisors (1).

43093 is an equidigital number, since it uses as much as digits as its factorization.

43093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 43093 is about 207.5885353289. The cubic root of 43093 is about 35.0592194729.

The spelling of 43093 in words is "forty-three thousand, ninety-three".