11197056 has 64 divisors (see below), whose sum is σ = 32044320. Its totient is φ = 3443712.

The previous prime is 11197037. The next prime is 11197063. The reversal of 11197056 is 65079111.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3871 + ... + 6113.

Almost surely, 2^11197056 is an apocalyptic number.

11197056 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 11197056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16022160).

11197056 is an abundant number, since it is smaller than the sum of its proper divisors (20847264).

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

11197056 is a wasteful number, since it uses less digits than its factorization.

11197056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273 (or 2261 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 11197056 is about 3346.2002331002. The cubic root of 11197056 is about 223.7181830064.

The spelling of 11197056 in words is "eleven million, one hundred ninety-seven thousand, fifty-six".