11288573 has 4 divisors (see below), whose sum is σ = 11297628. Its totient is φ = 11279520.

The previous prime is 11288567. The next prime is 11288579. The reversal of 11288573 is 37588211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (11288567) and next prime (11288579).

It can be written as a sum of positive squares in 2 ways, for example, as 6461764 + 4826809 = 2542^2 + 2197^2 .

It is a cyclic number.

It is not a de Polignac number, because 11288573 - 2⁶ = 11288509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11288579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2288 + ... + 5273.

It is an arithmetic number, because the mean of its divisors is an integer number (2824407).

Almost surely, 2^11288573 is an apocalyptic number.

It is an amenable number.

11288573 is a deficient number, since it is larger than the sum of its proper divisors (9055).

11288573 is an equidigital number, since it uses as much as digits as its factorization.

11288573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9054.

The product of its digits is 13440, while the sum is 35.

The square root of 11288573 is about 3359.8471691433. The cubic root of 11288573 is about 224.3260359012.

The spelling of 11288573 in words is "eleven million, two hundred eighty-eight thousand, five hundred seventy-three".