1154560 has 80 divisors (see below), whose sum is σ = 3093552. Its totient is φ = 409600.

The previous prime is 1154551. The next prime is 1154561. The reversal of 1154560 is 654511.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28140 + ... + 28180.

2^1154560 is an apocalyptic number.

1154560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1154560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1546776).

1154560 is an abundant number, since it is smaller than the sum of its proper divisors (1938992).

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

1154560 is an equidigital number, since it uses as much as digits as its factorization.

1154560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1154560 is about 1074.5045369844. The cubic root of 1154560 is about 104.9072499164.

The spelling of 1154560 in words is "one million, one hundred fifty-four thousand, five hundred sixty".