1123325142 has 16 divisors (see below), whose sum is σ = 2289040560. Its totient is φ = 367376672.

The previous prime is 1123325141. The next prime is 1123325153. The reversal of 1123325142 is 2415233211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123325141) 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, 1765917 + ... + 1766552.

It is an arithmetic number, because the mean of its divisors is an integer number (143065035).

Almost surely, 2^1123325142 is an apocalyptic number.

1123325142 is an abundant number, since it is smaller than the sum of its proper divisors (1165715418).

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

1123325142 is a wasteful number, since it uses less digits than its factorization.

1123325142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532527.

The product of its digits is 1440, while the sum is 24.

The square root of 1123325142 is about 33516.0430540361. The cubic root of 1123325142 is about 1039.5255299947.

Adding to 1123325142 its reverse (2415233211), we get a palindrome (3538558353).

The spelling of 1123325142 in words is "one billion, one hundred twenty-three million, three hundred twenty-five thousand, one hundred forty-two".