11211152 has 20 divisors (see below), whose sum is σ = 21968460. Its totient is φ = 5541888.

The previous prime is 11211133. The next prime is 11211169. The reversal of 11211152 is 25111211.

It can be written as a sum of positive squares in 2 ways, for example, as 1073296 + 10137856 = 1036^2 + 3184^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2513 + ... + 5360.

It is an arithmetic number, because the mean of its divisors is an integer number (1098423).

Almost surely, 2^11211152 is an apocalyptic number.

It is an amenable number.

11211152 is a deficient number, since it is larger than the sum of its proper divisors (10757308).

11211152 is an equidigital number, since it uses as much as digits as its factorization.

11211152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7970 (or 7964 counting only the distinct ones).

The product of its digits is 20, while the sum is 14.

The square root of 11211152 is about 3348.3058402721. The cubic root of 11211152 is about 223.8120234202.

Adding to 11211152 its reverse (25111211), we get a palindrome (36322363).

The spelling of 11211152 in words is "eleven million, two hundred eleven thousand, one hundred fifty-two".