108915339261 has 4 divisors (see below), whose sum is σ = 145220452352. Its totient is φ = 72610226172.

The previous prime is 108915339227. The next prime is 108915339307. The reversal of 108915339261 is 162933519801.

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 not a de Polignac number, because 108915339261 - 2¹¹ = 108915337213 is a prime.

It is a super-2 number, since 2×108915339261² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 108915339261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108915339161) 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, 18152556541 + ... + 18152556546.

It is an arithmetic number, because the mean of its divisors is an integer number (36305113088).

Almost surely, 2^108915339261 is an apocalyptic number.

It is an amenable number.

108915339261 is a deficient number, since it is larger than the sum of its proper divisors (36305113091).

108915339261 is an equidigital number, since it uses as much as digits as its factorization.

108915339261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36305113090.

The product of its (nonzero) digits is 349920, while the sum is 48.

The spelling of 108915339261 in words is "one hundred eight billion, nine hundred fifteen million, three hundred thirty-nine thousand, two hundred sixty-one".