11169993 has 8 divisors (see below), whose sum is σ = 15030400. Its totient is φ = 7378128.

The previous prime is 11169971. The next prime is 11169997. The reversal of 11169993 is 39996111.

It is a happy number.

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

It is not a de Polignac number, because 11169993 - 2⁸ = 11169737 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11169997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16753 + ... + 17406.

It is an arithmetic number, because the mean of its divisors is an integer number (1878800).

Almost surely, 2^11169993 is an apocalyptic number.

It is an amenable number.

11169993 is a deficient number, since it is larger than the sum of its proper divisors (3860407).

11169993 is a wasteful number, since it uses less digits than its factorization.

11169993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34271.

The product of its digits is 13122, while the sum is 39.

The square root of 11169993 is about 3342.1539461850. The cubic root of 11169993 is about 223.5377972100.

The spelling of 11169993 in words is "eleven million, one hundred sixty-nine thousand, nine hundred ninety-three".