11222755 has 8 divisors (see below), whose sum is σ = 13500000. Its totient is φ = 8956416.

The previous prime is 11222753. The next prime is 11222759. The reversal of 11222755 is 55722211.

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

It is a cyclic number.

It is not a de Polignac number, because 11222755 - 2¹ = 11222753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11222753) 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, 255 + ... + 4744.

It is an arithmetic number, because the mean of its divisors is an integer number (1687500).

Almost surely, 2^11222755 is an apocalyptic number.

11222755 is a deficient number, since it is larger than the sum of its proper divisors (2277245).

11222755 is an equidigital number, since it uses as much as digits as its factorization.

11222755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453.

The product of its digits is 1400, while the sum is 25.

The square root of 11222755 is about 3350.0380594853. The cubic root of 11222755 is about 223.8892083380.

Adding to 11222755 its reverse (55722211), we get a palindrome (66944966).

The spelling of 11222755 in words is "eleven million, two hundred twenty-two thousand, seven hundred fifty-five".