11228559 has 8 divisors (see below), whose sum is σ = 15079680. Its totient is φ = 7431576.

The previous prime is 11228543. The next prime is 11228561. The reversal of 11228559 is 95582211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11228559 - 2⁴ = 11228543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11228509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13047 + ... + 13880.

It is an arithmetic number, because the mean of its divisors is an integer number (1884960).

Almost surely, 2^11228559 is an apocalyptic number.

11228559 is a deficient number, since it is larger than the sum of its proper divisors (3851121).

11228559 is a wasteful number, since it uses less digits than its factorization.

11228559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27069.

The product of its digits is 7200, while the sum is 33.

The square root of 11228559 is about 3350.9042063300. The cubic root of 11228559 is about 223.9277974669.

The spelling of 11228559 in words is "eleven million, two hundred twenty-eight thousand, five hundred fifty-nine".