1123354042 has 8 divisors (see below), whose sum is σ = 1685880000. Its totient is φ = 561394044.

The previous prime is 1123354021. The next prime is 1123354069. The reversal of 1123354042 is 2404533211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1123353998 and 1123354016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136492 + ... + 144487.

It is an arithmetic number, because the mean of its divisors is an integer number (210735000).

Almost surely, 2^1123354042 is an apocalyptic number.

1123354042 is a deficient number, since it is larger than the sum of its proper divisors (562525958).

1123354042 is a wasteful number, since it uses less digits than its factorization.

1123354042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282980.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1123354042 is about 33516.4741880765. The cubic root of 1123354042 is about 1039.5344446087.

Adding to 1123354042 its reverse (2404533211), we get a palindrome (3527887253).

The spelling of 1123354042 in words is "one billion, one hundred twenty-three million, three hundred fifty-four thousand, forty-two".