43136039 has 2 divisors, whose sum is σ = 43136040. Its totient is φ = 43136038.

The previous prime is 43135921. The next prime is 43136047. The reversal of 43136039 is 93063134.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43136039 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 (43136069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21568019 + 21568020.

It is an arithmetic number, because the mean of its divisors is an integer number (21568020).

Almost surely, 2^43136039 is an apocalyptic number.

43136039 is a deficient number, since it is larger than the sum of its proper divisors (1).

43136039 is an equidigital number, since it uses as much as digits as its factorization.

43136039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 43136039 is about 6567.8032095976. The cubic root of 43136039 is about 350.7088735158.

The spelling of 43136039 in words is "forty-three million, one hundred thirty-six thousand, thirty-nine".