116541109 has 4 divisors (see below), whose sum is σ = 116573760. Its totient is φ = 116508460.

The previous prime is 116541071. The next prime is 116541127. The reversal of 116541109 is 901145611.

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, and also an emirpimes, since its reverse is a distinct semiprime: 901145611 = 2557 ⋅352423.

It is a cyclic number.

It is not a de Polignac number, because 116541109 - 2⁷ = 116540981 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 (116541809) 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, 10207 + ... + 18364.

It is an arithmetic number, because the mean of its divisors is an integer number (29143440).

Almost surely, 2^116541109 is an apocalyptic number.

It is an amenable number.

116541109 is a deficient number, since it is larger than the sum of its proper divisors (32651).

116541109 is an equidigital number, since it uses as much as digits as its factorization.

116541109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32650.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 116541109 is about 10795.4207421480. The cubic root of 116541109 is about 488.4570499121.

The spelling of 116541109 in words is "one hundred sixteen million, five hundred forty-one thousand, one hundred nine".