1148544 has 48 divisors (see below), whose sum is σ = 3308370. Its totient is φ = 382464.

The previous prime is 1148527. The next prime is 1148549. The reversal of 1148544 is 4458411.

It is a happy number.

1148544 is a `hidden beast` number, since 114 + 8 + 544 = 666.

It can be written as a sum of positive squares in only one way, i.e., 788544 + 360000 = 888^2 + 600^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1148549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 654 + ... + 1650.

2^1148544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1148544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1654185).

1148544 is an abundant number, since it is smaller than the sum of its proper divisors (2159826).

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

1148544 is an equidigital number, since it uses as much as digits as its factorization.

1148544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017 (or 1002 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 1148544 is about 1071.7014509648. The cubic root of 1148544 is about 104.7247211079.

The spelling of 1148544 in words is "one million, one hundred forty-eight thousand, five hundred forty-four".