11248520 has 32 divisors (see below), whose sum is σ = 26184600. Its totient is φ = 4343808.

The previous prime is 11248507. The next prime is 11248529. The reversal of 11248520 is 2584211.

It can be written as a sum of positive squares in 4 ways, for example, as 6980164 + 4268356 = 2642^2 + 2066^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11248529) 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 7 ways as a sum of consecutive naturals, for example, 3689 + ... + 6008.

Almost surely, 2^11248520 is an apocalyptic number.

11248520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11248520 is an abundant number, since it is smaller than the sum of its proper divisors (14936080).

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

11248520 is a wasteful number, since it uses less digits than its factorization.

11248520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9737 (or 9733 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 11248520 is about 3353.8813336193. The cubic root of 11248520 is about 224.0604110021.

The spelling of 11248520 in words is "eleven million, two hundred forty-eight thousand, five hundred twenty".