11081552 has 40 divisors (see below), whose sum is σ = 22980672. Its totient is φ = 5158400.

The previous prime is 11081527. The next prime is 11081563. The reversal of 11081552 is 25518011.

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, 35477 + ... + 35787.

Almost surely, 2^11081552 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 11081552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11490336).

11081552 is an abundant number, since it is smaller than the sum of its proper divisors (11899120).

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

11081552 is a wasteful number, since it uses less digits than its factorization.

11081552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 23.

The square root of 11081552 is about 3328.8965138616. The cubic root of 11081552 is about 222.9462625314.

Adding to 11081552 its reverse (25518011), we get a palindrome (36599563).

The spelling of 11081552 in words is "eleven million, eighty-one thousand, five hundred fifty-two".