11156672 has 28 divisors (see below), whose sum is σ = 22616160. Its totient is φ = 5458176.

The previous prime is 11156671. The next prime is 11156681. The reversal of 11156672 is 27665111.

It is not an unprimeable number, because it can be changed into a prime (11156671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154 + ... + 4862.

It is an arithmetic number, because the mean of its divisors is an integer number (807720).

Almost surely, 2^11156672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11156672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11308080).

11156672 is an abundant number, since it is smaller than the sum of its proper divisors (11459488).

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

11156672 is an equidigital number, since it uses as much as digits as its factorization.

11156672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768 (or 3758 counting only the distinct ones).

The product of its digits is 2520, while the sum is 29.

The square root of 11156672 is about 3340.1604751868. The cubic root of 11156672 is about 223.4489003621.

The spelling of 11156672 in words is "eleven million, one hundred fifty-six thousand, six hundred seventy-two".