1123429996 has 24 divisors (see below), whose sum is σ = 2146243904. Its totient is φ = 511401600.

The previous prime is 1123429991. The next prime is 1123429999. The reversal of 1123429996 is 6999243211.

It is not an unprimeable number, because it can be changed into a prime (1123429991) 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, 144180 + ... + 151771.

Almost surely, 2^1123429996 is an apocalyptic number.

It is an amenable number.

1123429996 is a deficient number, since it is larger than the sum of its proper divisors (1022813908).

1123429996 is a wasteful number, since it uses less digits than its factorization.

1123429996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296041 (or 296039 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 1123429996 is about 33517.6072535019. The cubic root of 1123429996 is about 1039.5578729661.

The spelling of 1123429996 in words is "one billion, one hundred twenty-three million, four hundred twenty-nine thousand, nine hundred ninety-six".