11288548 has 6 divisors (see below), whose sum is σ = 19754966. Its totient is φ = 5644272.

The previous prime is 11288539. The next prime is 11288549. The reversal of 11288548 is 84588211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10445824 + 842724 = 3232^2 + 918^2 .

It is not an unprimeable number, because it can be changed into a prime (11288549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411065 + ... + 1411072.

Almost surely, 2^11288548 is an apocalyptic number.

It is an amenable number.

11288548 is a deficient number, since it is larger than the sum of its proper divisors (8466418).

11288548 is a wasteful number, since it uses less digits than its factorization.

11288548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822141 (or 2822139 counting only the distinct ones).

The product of its digits is 20480, while the sum is 37.

The square root of 11288548 is about 3359.8434487339. The cubic root of 11288548 is about 224.3258703015.

The spelling of 11288548 in words is "eleven million, two hundred eighty-eight thousand, five hundred forty-eight".