11287532 has 12 divisors (see below), whose sum is σ = 19822656. Its totient is φ = 5623920.

The previous prime is 11287531. The next prime is 11287559. The reversal of 11287532 is 23578211.

It is a junction number, because it is equal to n+sod(n) for n = 11287495 and 11287504.

It is not an unprimeable number, because it can be changed into a prime (11287531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3644 + ... + 5987.

It is an arithmetic number, because the mean of its divisors is an integer number (1651888).

Almost surely, 2^11287532 is an apocalyptic number.

It is an amenable number.

11287532 is a deficient number, since it is larger than the sum of its proper divisors (8535124).

11287532 is a wasteful number, since it uses less digits than its factorization.

11287532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9928 (or 9926 counting only the distinct ones).

The product of its digits is 3360, while the sum is 29.

The square root of 11287532 is about 3359.6922478108. The cubic root of 11287532 is about 224.3191401202.

The spelling of 11287532 in words is "eleven million, two hundred eighty-seven thousand, five hundred thirty-two".