109347015517 has 4 divisors (see below), whose sum is σ = 109352070016. Its totient is φ = 109341961020.

The previous prime is 109347015499. The next prime is 109347015553. The reversal of 109347015517 is 715510743901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 109347015517 - 2³¹ = 107199531869 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 (109347015017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2494659 + ... + 2538112.

It is an arithmetic number, because the mean of its divisors is an integer number (27338017504).

Almost surely, 2^109347015517 is an apocalyptic number.

It is an amenable number.

109347015517 is a deficient number, since it is larger than the sum of its proper divisors (5054499).

109347015517 is an equidigital number, since it uses as much as digits as its factorization.

109347015517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054498.

The product of its (nonzero) digits is 132300, while the sum is 43.

The spelling of 109347015517 in words is "one hundred nine billion, three hundred forty-seven million, fifteen thousand, five hundred seventeen".