43090699109 has 8 divisors (see below), whose sum is σ = 43171449792. Its totient is φ = 43009989120.

The previous prime is 43090699079. The next prime is 43090699117. The reversal of 43090699109 is 90199609034.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43090699109 - 2¹² = 43090695013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43090699009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2821157 + ... + 2836389.

It is an arithmetic number, because the mean of its divisors is an integer number (5396431224).

Almost surely, 2^43090699109 is an apocalyptic number.

It is an amenable number.

43090699109 is a deficient number, since it is larger than the sum of its proper divisors (80750683).

43090699109 is a wasteful number, since it uses less digits than its factorization.

43090699109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20347.

The product of its (nonzero) digits is 472392, while the sum is 50.

The spelling of 43090699109 in words is "forty-three billion, ninety million, six hundred ninety-nine thousand, one hundred nine".