11415223124 has 36 divisors (see below), whose sum is σ = 20679586452. Its totient is φ = 5513397120.

The previous prime is 11415223109. The next prime is 11415223133. The reversal of 11415223124 is 42132251411.

It is a happy number.

11415223124 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 2 ways, for example, as 3729544900 + 7685678224 = 61070^2 + 87668^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11415223093 and 11415223102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2369342 + ... + 2374154.

It is an arithmetic number, because the mean of its divisors is an integer number (574432957).

Almost surely, 2^11415223124 is an apocalyptic number.

It is an amenable number.

11415223124 is a deficient number, since it is larger than the sum of its proper divisors (9264363328).

11415223124 is a wasteful number, since it uses less digits than its factorization.

11415223124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5496 (or 5463 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

Adding to 11415223124 its reverse (42132251411), we get a palindrome (53547474535).

The spelling of 11415223124 in words is "eleven billion, four hundred fifteen million, two hundred twenty-three thousand, one hundred twenty-four".