43306081087 has 4 divisors (see below), whose sum is σ = 43345922176. Its totient is φ = 43266240000.

The previous prime is 43306081019. The next prime is 43306081103. The reversal of 43306081087 is 78018060334.

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 43306081087 - 2³⁵ = 8946342719 is a prime.

It is a super-2 number, since 2×43306081087² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43306081187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19918914 + ... + 19921087.

It is an arithmetic number, because the mean of its divisors is an integer number (10836480544).

Almost surely, 2^43306081087 is an apocalyptic number.

43306081087 is a deficient number, since it is larger than the sum of its proper divisors (39841089).

43306081087 is a wasteful number, since it uses less digits than its factorization.

43306081087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39841088.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 43306081087 in words is "forty-three billion, three hundred six million, eighty-one thousand, eighty-seven".