11126520 has 96 divisors (see below), whose sum is σ = 37365120. Its totient is φ = 2868480.

The previous prime is 11126519. The next prime is 11126537. The reversal of 11126520 is 2562111.

11126520 is a `hidden beast` number, since 1 + 1 + 12 + 652 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11126493 and 11126502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10662 + ... + 11658.

It is an arithmetic number, because the mean of its divisors is an integer number (389220).

Almost surely, 2^11126520 is an apocalyptic number.

11126520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11126520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18682560).

11126520 is an abundant number, since it is smaller than the sum of its proper divisors (26238600).

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

11126520 is a wasteful number, since it uses less digits than its factorization.

11126520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045 (or 1038 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 11126520 is about 3335.6438658826. The cubic root of 11126520 is about 223.2474212264.

Adding to 11126520 its reverse (2562111), we get a palindrome (13688631).

The spelling of 11126520 in words is "eleven million, one hundred twenty-six thousand, five hundred twenty".