11152285 has 4 divisors (see below), whose sum is σ = 13382748. Its totient is φ = 8921824.

The previous prime is 11152279. The next prime is 11152291. The reversal of 11152285 is 58225111.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11152279) and next prime (11152291).

It can be written as a sum of positive squares in 2 ways, for example, as 3829849 + 7322436 = 1957^2 + 2706^2 .

It is a cyclic number.

It is not a de Polignac number, because 11152285 - 2³ = 11152277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1115224 + ... + 1115233.

It is an arithmetic number, because the mean of its divisors is an integer number (3345687).

Almost surely, 2^11152285 is an apocalyptic number.

It is an amenable number.

11152285 is a deficient number, since it is larger than the sum of its proper divisors (2230463).

11152285 is an equidigital number, since it uses as much as digits as its factorization.

11152285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230462.

The product of its digits is 800, while the sum is 25.

The square root of 11152285 is about 3339.5037056425. The cubic root of 11152285 is about 223.4196085076.

Adding to 11152285 its reverse (58225111), we get a palindrome (69377396).

The spelling of 11152285 in words is "eleven million, one hundred fifty-two thousand, two hundred eighty-five".