1129104 has 30 divisors (see below), whose sum is σ = 3160326. Its totient is φ = 376320.

The previous prime is 1129103. The next prime is 1129109. The reversal of 1129104 is 4019211.

It can be written as a sum of positive squares in only one way, i.e., 898704 + 230400 = 948^2 + 480^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1129103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3777 + ... + 4064.

2^1129104 is an apocalyptic number.

It is an amenable number.

1129104 is an abundant number, since it is smaller than the sum of its proper divisors (2031222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1129104 is a wasteful number, since it uses less digits than its factorization.

1129104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7855 (or 7846 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1129104 is about 1062.5930547486. The cubic root of 1129104 is about 104.1305067735.

It can be divided in two parts, 112 and 9104, that added together give a square (9216 = 96²).

The spelling of 1129104 in words is "one million, one hundred twenty-nine thousand, one hundred four".