109191915363 has 32 divisors (see below), whose sum is σ = 152486622720. Its totient is φ = 69370076160.

The previous prime is 109191915361. The next prime is 109191915389. The reversal of 109191915363 is 363519191901.

It is a happy number.

It is a Cunningham number, because it is equal to 330442²-1.

It is not a de Polignac number, because 109191915363 - 2¹ = 109191915361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109191915361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22798173 + ... + 22802961.

It is an arithmetic number, because the mean of its divisors is an integer number (4765206960).

Almost surely, 2^109191915363 is an apocalyptic number.

109191915363 is a deficient number, since it is larger than the sum of its proper divisors (43294707357).

109191915363 is a wasteful number, since it uses less digits than its factorization.

109191915363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5979.

The product of its (nonzero) digits is 196830, while the sum is 48.

The spelling of 109191915363 in words is "one hundred nine billion, one hundred ninety-one million, nine hundred fifteen thousand, three hundred sixty-three".