1134123142 has 32 divisors (see below), whose sum is σ = 1828479744. Its totient is φ = 525696000.

The previous prime is 1134123119. The next prime is 1134123143. The reversal of 1134123142 is 2413214311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134123143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 765042 + ... + 766522.

It is an arithmetic number, because the mean of its divisors is an integer number (57139992).

Almost surely, 2^1134123142 is an apocalyptic number.

1134123142 is a deficient number, since it is larger than the sum of its proper divisors (694356602).

1134123142 is a wasteful number, since it uses less digits than its factorization.

1134123142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824.

The product of its digits is 576, while the sum is 22.

The square root of 1134123142 is about 33676.7448248788. The cubic root of 1134123142 is about 1042.8457385612.

Adding to 1134123142 its reverse (2413214311), we get a palindrome (3547337453).

The spelling of 1134123142 in words is "one billion, one hundred thirty-four million, one hundred twenty-three thousand, one hundred forty-two".