1123330142 has 16 divisors (see below), whose sum is σ = 1841383152. Its totient is φ = 509713920.

The previous prime is 1123330123. The next prime is 1123330163. The reversal of 1123330142 is 2410333211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31553 + ... + 56940.

It is an arithmetic number, because the mean of its divisors is an integer number (115086447).

Almost surely, 2^1123330142 is an apocalyptic number.

1123330142 is a deficient number, since it is larger than the sum of its proper divisors (718053010).

1123330142 is a wasteful number, since it uses less digits than its factorization.

1123330142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89083.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1123330142 is about 33516.1176450973. The cubic root of 1123330142 is about 1039.5270723264.

Adding to 1123330142 its reverse (2410333211), we get a palindrome (3533663353).

The spelling of 1123330142 in words is "one billion, one hundred twenty-three million, three hundred thirty thousand, one hundred forty-two".