11191006 has 8 divisors (see below), whose sum is σ = 16802424. Its totient is φ = 5590200.

The previous prime is 11190997. The next prime is 11191009. The reversal of 11191006 is 60019111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11191009) 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 3 ways as a sum of consecutive naturals, for example, 981 + ... + 4831.

It is an arithmetic number, because the mean of its divisors is an integer number (2100303).

Almost surely, 2^11191006 is an apocalyptic number.

11191006 is a deficient number, since it is larger than the sum of its proper divisors (5611418).

11191006 is a wasteful number, since it uses less digits than its factorization.

11191006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5306.

The product of its (nonzero) digits is 54, while the sum is 19.

The square root of 11191006 is about 3345.2961004969. The cubic root of 11191006 is about 223.6778825663.

The spelling of 11191006 in words is "eleven million, one hundred ninety-one thousand, six".