11555052 has 12 divisors (see below), whose sum is σ = 26961816. Its totient is φ = 3851680.

The previous prime is 11555051. The next prime is 11555057. The reversal of 11555052 is 25055511.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (11555051) 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, 481449 + ... + 481472.

It is an arithmetic number, because the mean of its divisors is an integer number (2246818).

Almost surely, 2^11555052 is an apocalyptic number.

11555052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11555052 is an abundant number, since it is smaller than the sum of its proper divisors (15406764).

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

11555052 is a wasteful number, since it uses less digits than its factorization.

11555052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962928 (or 962926 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 11555052 is about 3399.2722750612. The cubic root of 11555052 is about 226.0774788519.

The spelling of 11555052 in words is "eleven million, five hundred fifty-five thousand, fifty-two".