109240045697 has 8 divisors (see below), whose sum is σ = 118355836896. Its totient is φ = 100423132992.

The previous prime is 109240045687. The next prime is 109240045699. The reversal of 109240045697 is 796540042901.

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

It is a cyclic number.

It is not a de Polignac number, because 109240045697 - 2¹⁰ = 109240044673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109240045699) 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, 74718863 + ... + 74720324.

It is an arithmetic number, because the mean of its divisors is an integer number (14794479612).

Almost surely, 2^109240045697 is an apocalyptic number.

109240045697 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

109240045697 is a deficient number, since it is larger than the sum of its proper divisors (9115791199).

109240045697 is a wasteful number, since it uses less digits than its factorization.

109240045697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149439247.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 109240045697 in words is "one hundred nine billion, two hundred forty million, forty-five thousand, six hundred ninety-seven".