1128118234 has 8 divisors (see below), whose sum is σ = 1737911988. Its totient is φ = 548814240.

The previous prime is 1128118223. The next prime is 1128118247. The reversal of 1128118234 is 4328118211.

It can be written as a sum of positive squares in 2 ways, for example, as 1030602609 + 97515625 = 32103^2 + 9875^2 .

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 = 1128118196 and 1128118205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7622347 + ... + 7622494.

Almost surely, 2^1128118234 is an apocalyptic number.

1128118234 is a deficient number, since it is larger than the sum of its proper divisors (609793754).

1128118234 is a wasteful number, since it uses less digits than its factorization.

1128118234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15244880.

The product of its digits is 3072, while the sum is 31.

The square root of 1128118234 is about 33587.4713844314. The cubic root of 1128118234 is about 1041.0019418347.

The spelling of 1128118234 in words is "one billion, one hundred twenty-eight million, one hundred eighteen thousand, two hundred thirty-four".