11272755 has 16 divisors (see below), whose sum is σ = 19424160. Its totient is φ = 5549568.

The previous prime is 11272721. The next prime is 11272759. The reversal of 11272755 is 55727211.

11272755 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11272755 - 2⁷ = 11272627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11272759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28710 + ... + 29099.

It is an arithmetic number, because the mean of its divisors is an integer number (1214010).

Almost surely, 2^11272755 is an apocalyptic number.

11272755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11272755 is a deficient number, since it is larger than the sum of its proper divisors (8151405).

11272755 is a wasteful number, since it uses less digits than its factorization.

11272755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57830.

The product of its digits is 4900, while the sum is 30.

The square root of 11272755 is about 3357.4923678245. The cubic root of 11272755 is about 224.2212087186.

Adding to 11272755 its reverse (55727211), we get a palindrome (66999966).

The spelling of 11272755 in words is "eleven million, two hundred seventy-two thousand, seven hundred fifty-five".