1129934818 has 8 divisors (see below), whose sum is σ = 1794602412. Its totient is φ = 531734016.

The previous prime is 1129934803. The next prime is 1129934821. The reversal of 1129934818 is 8184399211.

It can be written as a sum of positive squares in 2 ways, for example, as 1117096929 + 12837889 = 33423^2 + 3583^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16616655 + ... + 16616722.

Almost surely, 2^1129934818 is an apocalyptic number.

1129934818 is a deficient number, since it is larger than the sum of its proper divisors (664667594).

1129934818 is a wasteful number, since it uses less digits than its factorization.

1129934818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33233396.

The product of its digits is 124416, while the sum is 46.

The square root of 1129934818 is about 33614.5030901842. The cubic root of 1129934818 is about 1041.5604096955.

The spelling of 1129934818 in words is "one billion, one hundred twenty-nine million, nine hundred thirty-four thousand, eight hundred eighteen".