1125576 has 56 divisors (see below), whose sum is σ = 3180630. Its totient is φ = 373248.

The previous prime is 1125571. The next prime is 1125581. The reversal of 1125576 is 6755211.

It is an interprime number because it is at equal distance from previous prime (1125571) and next prime (1125581).

It can be written as a sum of positive squares in only one way, i.e., 1052676 + 72900 = 1026^2 + 270^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125571) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 5736 + ... + 5928.

2^1125576 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 1125576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1590315).

1125576 is an abundant number, since it is smaller than the sum of its proper divisors (2055054).

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

1125576 is an equidigital number, since it uses as much as digits as its factorization.

1125576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 198 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 1125576 is about 1060.9316660370. The cubic root of 1125576 is about 104.0219381727.

The spelling of 1125576 in words is "one million, one hundred twenty-five thousand, five hundred seventy-six".