1153428 has 24 divisors (see below), whose sum is σ = 2708832. Its totient is φ = 381984.

The previous prime is 1153421. The next prime is 1153429. The reversal of 1153428 is 8243511.

It is a junction number, because it is equal to n+sod(n) for n = 1153398 and 1153407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153421) 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, 3151 + ... + 3497.

It is an arithmetic number, because the mean of its divisors is an integer number (112868).

2^1153428 is an apocalyptic number.

It is an amenable number.

1153428 is an abundant number, since it is smaller than the sum of its proper divisors (1555404).

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

1153428 is a wasteful number, since it uses less digits than its factorization.

1153428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631 (or 629 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 1153428 is about 1073.9776533988. The cubic root of 1153428 is about 104.8729529145.

Adding to 1153428 its reverse (8243511), we get a palindrome (9396939).

The spelling of 1153428 in words is "one million, one hundred fifty-three thousand, four hundred twenty-eight".