1129560 has 32 divisors (see below), whose sum is σ = 3389040. Its totient is φ = 301184.

The previous prime is 1129559. The next prime is 1129561. The reversal of 1129560 is 659211.

It is an interprime number because it is at equal distance from previous prime (1129559) and next prime (1129561).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1129560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129561) 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, 4587 + ... + 4826.

2^1129560 is an apocalyptic number.

1129560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1129560 is an abundant number, since it is smaller than the sum of its proper divisors (2259480).

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

1129560 is a wasteful number, since it uses less digits than its factorization.

1129560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427 (or 9423 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 1129560 is about 1062.8076025321. The cubic root of 1129560 is about 104.1445229375.

The spelling of 1129560 in words is "one million, one hundred twenty-nine thousand, five hundred sixty".