9109352818973 has 16 divisors (see below), whose sum is σ = 10560018942144. Its totient is φ = 7765961084160.

The previous prime is 9109352818919. The next prime is 9109352818981. The reversal of 9109352818973 is 3798182539019.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9109352818973 - 2²² = 9109348624669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9109352818913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87878015 + ... + 87981612.

It is an arithmetic number, because the mean of its divisors is an integer number (660001183884).

Almost surely, 2^{9109352818973} is an apocalyptic number.

It is an amenable number.

9109352818973 is a deficient number, since it is larger than the sum of its proper divisors (1450666123171).

9109352818973 is a wasteful number, since it uses less digits than its factorization.

9109352818973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175859932.

The product of its (nonzero) digits is 29393280, while the sum is 65.

The spelling of 9109352818973 in words is "nine trillion, one hundred nine billion, three hundred fifty-two million, eight hundred eighteen thousand, nine hundred seventy-three".