11857152 has 36 divisors (see below), whose sum is σ = 31559360. Its totient is φ = 3952128.

The previous prime is 11857151. The next prime is 11857193. The reversal of 11857152 is 25175811.

It is a super-2 number, since 2×11857152² = 281184107102208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11857151) 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, 6952 + ... + 8487.

Almost surely, 2^11857152 is an apocalyptic number.

11857152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11857152 is an abundant number, since it is smaller than the sum of its proper divisors (19702208).

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

11857152 is an equidigital number, since it uses as much as digits as its factorization.

11857152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15458 (or 15444 counting only the distinct ones).

The product of its digits is 2800, while the sum is 30.

The square root of 11857152 is about 3443.4215542103. The cubic root of 11857152 is about 228.0307745471.

The spelling of 11857152 in words is "eleven million, eight hundred fifty-seven thousand, one hundred fifty-two".