43103399 has 2 divisors, whose sum is σ = 43103400. Its totient is φ = 43103398.

The previous prime is 43103387. The next prime is 43103407. The reversal of 43103399 is 99330134.

43103399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43103399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43103699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21551699 + 21551700.

It is an arithmetic number, because the mean of its divisors is an integer number (21551700).

Almost surely, 2^43103399 is an apocalyptic number.

43103399 is a deficient number, since it is larger than the sum of its proper divisors (1).

43103399 is an equidigital number, since it uses as much as digits as its factorization.

43103399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 43103399 is about 6565.3178902472. The cubic root of 43103399 is about 350.6203935474.

The spelling of 43103399 in words is "forty-three million, one hundred three thousand, three hundred ninety-nine".