11543671097 has 8 divisors (see below), whose sum is σ = 13618340352. Its totient is φ = 9575395200.

The previous prime is 11543671091. The next prime is 11543671099. The reversal of 11543671097 is 79017634511.

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

It is not a de Polignac number, because 11543671097 - 2¹⁶ = 11543605561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11543671091) 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, 26598104 + ... + 26598537.

It is an arithmetic number, because the mean of its divisors is an integer number (1702292544).

Almost surely, 2^11543671097 is an apocalyptic number.

It is an amenable number.

11543671097 is a deficient number, since it is larger than the sum of its proper divisors (2074669255).

11543671097 is an equidigital number, since it uses as much as digits as its factorization.

11543671097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53196679.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 11543671097 in words is "eleven billion, five hundred forty-three million, six hundred seventy-one thousand, ninety-seven".