1125443 has 8 divisors (see below), whose sum is σ = 1241136. Its totient is φ = 1012000.

The previous prime is 1125433. The next prime is 1125469. The reversal of 1125443 is 3445211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1125443 - 2⁶ = 1125379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125433) 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, 605 + ... + 1617.

It is an arithmetic number, because the mean of its divisors is an integer number (155142).

2^1125443 is an apocalyptic number.

1125443 is a deficient number, since it is larger than the sum of its proper divisors (115693).

1125443 is a wasteful number, since it uses less digits than its factorization.

1125443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125.

The product of its digits is 480, while the sum is 20.

The square root of 1125443 is about 1060.8689834282. The cubic root of 1125443 is about 104.0178408742.

It can be divided in two parts, 112 and 5443, that added together give a palindrome (5555).

The spelling of 1125443 in words is "one million, one hundred twenty-five thousand, four hundred forty-three".