11555148 has 24 divisors (see below), whose sum is σ = 29413440. Its totient is φ = 3501520.

The previous prime is 11555143. The next prime is 11555149. The reversal of 11555148 is 84155511.

It is not an unprimeable number, because it can be changed into a prime (11555143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43638 + ... + 43901.

It is an arithmetic number, because the mean of its divisors is an integer number (1225560).

Almost surely, 2^11555148 is an apocalyptic number.

It is an amenable number.

11555148 is an abundant number, since it is smaller than the sum of its proper divisors (17858292).

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

11555148 is a wasteful number, since it uses less digits than its factorization.

11555148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87557 (or 87555 counting only the distinct ones).

The product of its digits is 4000, while the sum is 30.

The square root of 11555148 is about 3399.2863957013. The cubic root of 11555148 is about 226.0781049382.

The spelling of 11555148 in words is "eleven million, five hundred fifty-five thousand, one hundred forty-eight".