11691113 has 8 divisors (see below), whose sum is σ = 13386432. Its totient is φ = 10002096.

The previous prime is 11691103. The next prime is 11691133. The reversal of 11691113 is 31119611.

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 11691113 - 2⁶ = 11691049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11691103) 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, 3506 + ... + 5972.

It is an arithmetic number, because the mean of its divisors is an integer number (1673304).

Almost surely, 2^11691113 is an apocalyptic number.

It is an amenable number.

11691113 is a deficient number, since it is larger than the sum of its proper divisors (1695319).

11691113 is an equidigital number, since it uses as much as digits as its factorization.

11691113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151.

The product of its digits is 162, while the sum is 23.

The square root of 11691113 is about 3419.2269594164. The cubic root of 11691113 is about 226.9613743979.

The spelling of 11691113 in words is "eleven million, six hundred ninety-one thousand, one hundred thirteen".