11161072 has 40 divisors (see below), whose sum is σ = 24310944. Its totient is φ = 4925184.

The previous prime is 11161057. The next prime is 11161081. The reversal of 11161072 is 27016111.

11161072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 3618 + ... + 5950.

Almost surely, 2^11161072 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 11161072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12155472).

11161072 is an abundant number, since it is smaller than the sum of its proper divisors (13149872).

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

11161072 is a wasteful number, since it uses less digits than its factorization.

11161072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377 (or 2371 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 11161072 is about 3340.8190612483. The cubic root of 11161072 is about 223.4782713054.

Adding to 11161072 its reverse (27016111), we get a palindrome (38177183).

The spelling of 11161072 in words is "eleven million, one hundred sixty-one thousand, seventy-two".