1155360 has 96 divisors (see below), whose sum is σ = 3810240. Its totient is φ = 293888.

The previous prime is 1155317. The next prime is 1155373. The reversal of 1155360 is 635511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×1155360³ = 4626720213331968000, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13879 + ... + 13961.

It is an arithmetic number, because the mean of its divisors is an integer number (39690).

2^1155360 is an apocalyptic number.

1155360 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 1155360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1905120).

1155360 is an abundant number, since it is smaller than the sum of its proper divisors (2654880).

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

1155360 is a wasteful number, since it uses less digits than its factorization.

1155360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1155360 is about 1074.8767371192. The cubic root of 1155360 is about 104.9314745628.

The spelling of 1155360 in words is "one million, one hundred fifty-five thousand, three hundred sixty".