1125432423 has 6 divisors (see below), whose sum is σ = 1625624624. Its totient is φ = 750288276.

The previous prime is 1125432403. The next prime is 1125432439. The reversal of 1125432423 is 3242345211.

1125432423 is a `hidden beast` number, since 112 + 543 + 2 + 4 + 2 + 3 = 666.

It is not a de Polignac number, because 1125432423 - 2⁹ = 1125431911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125432403) 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, 62524015 + ... + 62524032.

Almost surely, 2^1125432423 is an apocalyptic number.

1125432423 is a deficient number, since it is larger than the sum of its proper divisors (500192201).

1125432423 is a wasteful number, since it uses less digits than its factorization.

1125432423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125048053 (or 125048050 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 1125432423 is about 33547.4652246634. The cubic root of 1125432423 is about 1040.1751501728.

Adding to 1125432423 its reverse (3242345211), we get a palindrome (4367777634).

The spelling of 1125432423 in words is "one billion, one hundred twenty-five million, four hundred thirty-two thousand, four hundred twenty-three".