43086604387 has 4 divisors (see below), whose sum is σ = 43415509896. Its totient is φ = 42757698880.

The previous prime is 43086604357. The next prime is 43086604403. The reversal of 43086604387 is 78340668034.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43086604387 - 2¹⁹ = 43086080099 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43086604387.

It is not an unprimeable number, because it can be changed into a prime (43086604357) 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 in 3 ways as a sum of consecutive naturals, for example, 164452558 + ... + 164452819.

It is an arithmetic number, because the mean of its divisors is an integer number (10853877474).

Almost surely, 2^43086604387 is an apocalyptic number.

43086604387 is a deficient number, since it is larger than the sum of its proper divisors (328905509).

43086604387 is a wasteful number, since it uses less digits than its factorization.

43086604387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328905508.

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 43086604387 in words is "forty-three billion, eighty-six million, six hundred four thousand, three hundred eighty-seven".