11250521 has 8 divisors (see below), whose sum is σ = 11726400. Its totient is φ = 10780560.

The previous prime is 11250509. The next prime is 11250529. The reversal of 11250521 is 12505211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11250521 - 2⁶ = 11250457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11250521.

It is not an unprimeable number, because it can be changed into a prime (11250529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2636 + ... + 5426.

It is an arithmetic number, because the mean of its divisors is an integer number (1465800).

Almost surely, 2^11250521 is an apocalyptic number.

It is an amenable number.

11250521 is a deficient number, since it is larger than the sum of its proper divisors (475879).

11250521 is a wasteful number, since it uses less digits than its factorization.

11250521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 11250521 is about 3354.1796314449. The cubic root of 11250521 is about 224.0736962550.

Adding to 11250521 its reverse (12505211), we get a palindrome (23755732).

The spelling of 11250521 in words is "eleven million, two hundred fifty thousand, five hundred twenty-one".