43089101 has 16 divisors (see below), whose sum is σ = 51383808. Its totient is φ = 35673600.

The previous prime is 43089091. The next prime is 43089191. The reversal of 43089101 is 10198034.

It is a cyclic number.

It is not a de Polignac number, because 43089101 - 2¹⁴ = 43072717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43089191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2081 + ... + 9513.

It is an arithmetic number, because the mean of its divisors is an integer number (3211488).

Almost surely, 2^43089101 is an apocalyptic number.

It is an amenable number.

43089101 is a deficient number, since it is larger than the sum of its proper divisors (8294707).

43089101 is a wasteful number, since it uses less digits than its factorization.

43089101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7492.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 43089101 is about 6564.2288960700. The cubic root of 43089101 is about 350.5816206979.

The spelling of 43089101 in words is "forty-three million, eighty-nine thousand, one hundred one".