11131152 has 40 divisors (see below), whose sum is σ = 29429664. Its totient is φ = 3623424.

The previous prime is 11131123. The next prime is 11131163. The reversal of 11131152 is 25113111.

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, 633 + ... + 4760.

Almost surely, 2^11131152 is an apocalyptic number.

11131152 is a gapful number since it is divisible by the number (12) 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 11131152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14714832).

11131152 is an abundant number, since it is smaller than the sum of its proper divisors (18298512).

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

11131152 is a wasteful number, since it uses less digits than its factorization.

11131152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5447 (or 5441 counting only the distinct ones).

The product of its digits is 30, while the sum is 15.

The square root of 11131152 is about 3336.3381123621. The cubic root of 11131152 is about 223.2783964277.

Adding to 11131152 its reverse (25113111), we get a palindrome (36244263).

The spelling of 11131152 in words is "eleven million, one hundred thirty-one thousand, one hundred fifty-two".