1125323541 has 12 divisors (see below), whose sum is σ = 1626311232. Its totient is φ = 749826216.

The previous prime is 1125323533. The next prime is 1125323561. The reversal of 1125323541 is 1453235211.

1125323541 is a `hidden beast` number, since 112 + 5 + 3 + 2 + 3 + 541 = 666.

It is not a de Polignac number, because 1125323541 - 2³ = 1125323533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125323531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13581 + ... + 49346.

It is an arithmetic number, because the mean of its divisors is an integer number (135525936).

Almost surely, 2^1125323541 is an apocalyptic number.

It is an amenable number.

1125323541 is a deficient number, since it is larger than the sum of its proper divisors (500987691).

1125323541 is a wasteful number, since it uses less digits than its factorization.

1125323541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64920 (or 64917 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1125323541 is about 33545.8423802414. The cubic root of 1125323541 is about 1040.1416045474.

Adding to 1125323541 its reverse (1453235211), we get a palindrome (2578558752).

The spelling of 1125323541 in words is "one billion, one hundred twenty-five million, three hundred twenty-three thousand, five hundred forty-one".