11061191 has 8 divisors (see below), whose sum is σ = 11506704. Its totient is φ = 10624320.

The previous prime is 11061163. The next prime is 11061199. The reversal of 11061191 is 19116011.

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 11061191 - 2²² = 6866887 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 (11061199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515 + ... + 4731.

It is an arithmetic number, because the mean of its divisors is an integer number (1438338).

Almost surely, 2^11061191 is an apocalyptic number.

11061191 is a deficient number, since it is larger than the sum of its proper divisors (445513).

11061191 is an equidigital number, since it uses as much as digits as its factorization.

11061191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4321.

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

The square root of 11061191 is about 3325.8368871609. The cubic root of 11061191 is about 222.8096332970.

The spelling of 11061191 in words is "eleven million, sixty-one thousand, one hundred ninety-one".