6111100091 has 8 divisors (see below), whose sum is σ = 6310656000. Its totient is φ = 5911695720.

The previous prime is 6111100067. The next prime is 6111100097. The reversal of 6111100091 is 1900011116.

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 6111100091 - 2¹⁴ = 6111083707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6111100097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47150 + ... + 120188.

It is an arithmetic number, because the mean of its divisors is an integer number (788832000).

Almost surely, 2^6111100091 is an apocalyptic number.

6111100091 is a deficient number, since it is larger than the sum of its proper divisors (199555909).

6111100091 is a wasteful number, since it uses less digits than its factorization.

6111100091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75769.

The product of its (nonzero) digits is 54, while the sum is 20.

The square root of 6111100091 is about 78173.5255121579. The cubic root of 6111100091 is about 1828.2677518433.

The spelling of 6111100091 in words is "six billion, one hundred eleven million, one hundred thousand, ninety-one".