43003141 has 2 divisors, whose sum is σ = 43003142. Its totient is φ = 43003140.

The previous prime is 43003133. The next prime is 43003157. The reversal of 43003141 is 14130034.

It is an a-pointer prime, because the next prime (43003157) can be obtained adding 43003141 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39312900 + 3690241 = 6270^2 + 1921^2 .

It is a cyclic number.

It is not a de Polignac number, because 43003141 - 2³ = 43003133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43003111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21501570 + 21501571.

It is an arithmetic number, because the mean of its divisors is an integer number (21501571).

Almost surely, 2^43003141 is an apocalyptic number.

It is an amenable number.

43003141 is a deficient number, since it is larger than the sum of its proper divisors (1).

43003141 is an equidigital number, since it uses as much as digits as its factorization.

43003141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 43003141 is about 6557.6780189332. The cubic root of 43003141 is about 350.3483361979.

Adding to 43003141 its reverse (14130034), we get a palindrome (57133175).

The spelling of 43003141 in words is "forty-three million, three thousand, one hundred forty-one".