11326520 has 16 divisors (see below), whose sum is σ = 25484760. Its totient is φ = 4530592.

The previous prime is 11326519. The next prime is 11326529. The reversal of 11326520 is 2562311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11326492 and 11326501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11326529) by changing a digit.

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, 141542 + ... + 141621.

Almost surely, 2^11326520 is an apocalyptic number.

11326520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11326520 is an abundant number, since it is smaller than the sum of its proper divisors (14158240).

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

11326520 is a wasteful number, since it uses less digits than its factorization.

11326520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283174 (or 283170 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 11326520 is about 3365.4895631988. The cubic root of 11326520 is about 224.5771151559.

Adding to 11326520 its reverse (2562311), we get a palindrome (13888831).

The spelling of 11326520 in words is "eleven million, three hundred twenty-six thousand, five hundred twenty".