11155124 has 6 divisors (see below), whose sum is σ = 19521474. Its totient is φ = 5577560.

The previous prime is 11155091. The next prime is 11155127. The reversal of 11155124 is 42155111.

11155124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11102224 + 52900 = 3332^2 + 230^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11155096 and 11155105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11155127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1394387 + ... + 1394394.

It is an arithmetic number, because the mean of its divisors is an integer number (3253579).

Almost surely, 2^11155124 is an apocalyptic number.

It is an amenable number.

11155124 is a deficient number, since it is larger than the sum of its proper divisors (8366350).

11155124 is a wasteful number, since it uses less digits than its factorization.

11155124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788785 (or 2788783 counting only the distinct ones).

The product of its digits is 200, while the sum is 20.

The square root of 11155124 is about 3339.9287417548. The cubic root of 11155124 is about 223.4385652940.

The spelling of 11155124 in words is "eleven million, one hundred fifty-five thousand, one hundred twenty-four".