11541323124 has 96 divisors (see below), whose sum is σ = 30784669440. Its totient is φ = 3736554624.

The previous prime is 11541323099. The next prime is 11541323147. The reversal of 11541323124 is 42132314511.

11541323124 is a `hidden beast` number, since 1 + 15 + 413 + 231 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2607177 + ... + 2611599.

It is an arithmetic number, because the mean of its divisors is an integer number (320673640).

Almost surely, 2^11541323124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11541323124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15392334720).

11541323124 is an abundant number, since it is smaller than the sum of its proper divisors (19243346316).

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

11541323124 is a wasteful number, since it uses less digits than its factorization.

11541323124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126 (or 5118 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

Adding to 11541323124 its reverse (42132314511), we get a palindrome (53673637635).

The spelling of 11541323124 in words is "eleven billion, five hundred forty-one million, three hundred twenty-three thousand, one hundred twenty-four".