1129227 has 16 divisors (see below), whose sum is σ = 1729920. Its totient is φ = 648000.

The previous prime is 1129217. The next prime is 1129229. The reversal of 1129227 is 7229211.

It is not a de Polignac number, because 1129227 - 2⁴ = 1129211 is a prime.

1129227 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1129197 and 1129206.

It is not an unprimeable number, because it can be changed into a prime (1129229) 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, 274 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (108120).

2^1129227 is an apocalyptic number.

1129227 is a deficient number, since it is larger than the sum of its proper divisors (600693).

1129227 is a wasteful number, since it uses less digits than its factorization.

1129227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834.

The product of its digits is 504, while the sum is 24.

The square root of 1129227 is about 1062.6509304565. The cubic root of 1129227 is about 104.1342878209.

It can be divided in two parts, 112 and 9227, that added together give a palindrome (9339).

The spelling of 1129227 in words is "one million, one hundred twenty-nine thousand, two hundred twenty-seven".