1128436 has 12 divisors (see below), whose sum is σ = 2000320. Its totient is φ = 556920.

The previous prime is 1128433. The next prime is 1128451. The reversal of 1128436 is 6348211.

It is a self number, because there is not a number n which added to its sum of digits gives 1128436.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1470 + ... + 2101.

2^1128436 is an apocalyptic number.

It is an amenable number.

1128436 is a deficient number, since it is larger than the sum of its proper divisors (871884).

1128436 is a wasteful number, since it uses less digits than its factorization.

1128436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654 (or 3652 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 1128436 is about 1062.2786828323. The cubic root of 1128436 is about 104.1099675080.

The spelling of 1128436 in words is "one million, one hundred twenty-eight thousand, four hundred thirty-six".