11528575 has 6 divisors (see below), whose sum is σ = 14295464. Its totient is φ = 9222840.

The previous prime is 11528563. The next prime is 11528581. The reversal of 11528575 is 57582511.

It is not a de Polignac number, because 11528575 - 2²³ = 3139967 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 11528575.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230547 + ... + 230596.

Almost surely, 2^11528575 is an apocalyptic number.

11528575 is a deficient number, since it is larger than the sum of its proper divisors (2766889).

11528575 is an equidigital number, since it uses as much as digits as its factorization.

11528575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461153 (or 461148 counting only the distinct ones).

The product of its digits is 14000, while the sum is 34.

The square root of 11528575 is about 3395.3755315134. The cubic root of 11528575 is about 225.9046704218.

The spelling of 11528575 in words is "eleven million, five hundred twenty-eight thousand, five hundred seventy-five".