1128434 has 16 divisors (see below), whose sum is σ = 1758240. Its totient is φ = 542880.

The previous prime is 1128433. The next prime is 1128451. The reversal of 1128434 is 4348211.

It is not an unprimeable number, because it can be changed into a prime (1128433) 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, 8549 + ... + 8679.

It is an arithmetic number, because the mean of its divisors is an integer number (109890).

2^1128434 is an apocalyptic number.

1128434 is a deficient number, since it is larger than the sum of its proper divisors (629806).

1128434 is a wasteful number, since it uses less digits than its factorization.

1128434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265.

The product of its digits is 768, while the sum is 23.

The square root of 1128434 is about 1062.2777414594. The cubic root of 1128434 is about 104.1099060010.

The spelling of 1128434 in words is "one million, one hundred twenty-eight thousand, four hundred thirty-four".