1125441423 has 12 divisors (see below), whose sum is σ = 1629415008. Its totient is φ = 748550880.

The previous prime is 1125441419. The next prime is 1125441481. The reversal of 1125441423 is 3241445211.

1125441423 is a `hidden beast` number, since 112 + 544 + 1 + 4 + 2 + 3 = 666.

It is not a de Polignac number, because 1125441423 - 2² = 1125441419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125441323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141190 + ... + 148947.

It is an arithmetic number, because the mean of its divisors is an integer number (135784584).

Almost surely, 2^1125441423 is an apocalyptic number.

1125441423 is a deficient number, since it is larger than the sum of its proper divisors (503973585).

1125441423 is a wasteful number, since it uses less digits than its factorization.

1125441423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290574 (or 290571 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 1125441423 is about 33547.5993626966. The cubic root of 1125441423 is about 1040.1779229000.

Adding to 1125441423 its reverse (3241445211), we get a palindrome (4366886634).

The spelling of 1125441423 in words is "one billion, one hundred twenty-five million, four hundred forty-one thousand, four hundred twenty-three".