43134379 has 2 divisors, whose sum is σ = 43134380. Its totient is φ = 43134378.

The previous prime is 43134359. The next prime is 43134383. The reversal of 43134379 is 97343134.

It is a happy number.

43134379 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 not a de Polignac number, because 43134379 - 2⁵ = 43134347 is a prime.

It is not a weakly prime, because it can be changed into another prime (43134319) 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, 21567189 + 21567190.

It is an arithmetic number, because the mean of its divisors is an integer number (21567190).

Almost surely, 2^43134379 is an apocalyptic number.

43134379 is a deficient number, since it is larger than the sum of its proper divisors (1).

43134379 is an equidigital number, since it uses as much as digits as its factorization.

43134379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 43134379 is about 6567.6768343152. The cubic root of 43134379 is about 350.7043746929.

The spelling of 43134379 in words is "forty-three million, one hundred thirty-four thousand, three hundred seventy-nine".