11195616 has 48 divisors (see below), whose sum is σ = 29635200. Its totient is φ = 3700608.

The previous prime is 11195603. The next prime is 11195627. The reversal of 11195616 is 61659111.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

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, 12925 + ... + 13763.

It is an arithmetic number, because the mean of its divisors is an integer number (617400).

Almost surely, 2^11195616 is an apocalyptic number.

11195616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11195616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14817600).

11195616 is an abundant number, since it is smaller than the sum of its proper divisors (18439584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11195616 is a wasteful number, since it uses less digits than its factorization.

11195616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991 (or 983 counting only the distinct ones).

The product of its digits is 1620, while the sum is 30.

The square root of 11195616 is about 3345.9850567509. The cubic root of 11195616 is about 223.7085921522.

It can be divided in two parts, 11195 and 616, that added together give a palindrome (11811).

The spelling of 11195616 in words is "eleven million, one hundred ninety-five thousand, six hundred sixteen".