11126420 has 12 divisors (see below), whose sum is σ = 23365524. Its totient is φ = 4450560.

The previous prime is 11126417. The next prime is 11126471. The reversal of 11126420 is 2462111.

It can be written as a sum of positive squares in 2 ways, for example, as 8456464 + 2669956 = 2908^2 + 1634^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278141 + ... + 278180.

It is an arithmetic number, because the mean of its divisors is an integer number (1947127).

Almost surely, 2^11126420 is an apocalyptic number.

11126420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11126420 is an abundant number, since it is smaller than the sum of its proper divisors (12239104).

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

11126420 is a wasteful number, since it uses less digits than its factorization.

11126420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556330 (or 556328 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 11126420 is about 3335.6288762391. The cubic root of 11126420 is about 223.2467524097.

Adding to 11126420 its reverse (2462111), we get a palindrome (13588531).

The spelling of 11126420 in words is "eleven million, one hundred twenty-six thousand, four hundred twenty".