109267319591 has 8 divisors (see below), whose sum is σ = 109422783360. Its totient is φ = 109111913848.

The previous prime is 109267319531. The next prime is 109267319599. The reversal of 109267319591 is 195913762901.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109267319591 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 (109267319599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4900430 + ... + 4922676.

It is an arithmetic number, because the mean of its divisors is an integer number (13677847920).

Almost surely, 2^109267319591 is an apocalyptic number.

109267319591 is a deficient number, since it is larger than the sum of its proper divisors (155463769).

109267319591 is an equidigital number, since it uses as much as digits as its factorization.

109267319591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29013.

The product of its (nonzero) digits is 918540, while the sum is 53.

The spelling of 109267319591 in words is "one hundred nine billion, two hundred sixty-seven million, three hundred nineteen thousand, five hundred ninety-one".