1129112 has 16 divisors (see below), whose sum is σ = 2157840. Its totient is φ = 553696.

The previous prime is 1129111. The next prime is 1129127. The reversal of 1129112 is 2119211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 908 + ... + 1755.

It is an arithmetic number, because the mean of its divisors is an integer number (134865).

2^1129112 is an apocalyptic number.

It is an amenable number.

1129112 is a deficient number, since it is larger than the sum of its proper divisors (1028728).

1129112 is a wasteful number, since it uses less digits than its factorization.

1129112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722 (or 2718 counting only the distinct ones).

The product of its digits is 36, while the sum is 17.

The square root of 1129112 is about 1062.5968191181. The cubic root of 1129112 is about 104.1307527037.

Subtracting 1129112 from its reverse (2119211), we obtain a palindrome (990099).

The spelling of 1129112 in words is "one million, one hundred twenty-nine thousand, one hundred twelve".