1129743066 has 8 divisors (see below), whose sum is σ = 2259486144. Its totient is φ = 376581020.

The previous prime is 1129743061. The next prime is 1129743067. The reversal of 1129743066 is 6603479211.

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

1129743066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1129743061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94145250 + ... + 94145261.

It is an arithmetic number, because the mean of its divisors is an integer number (282435768).

Almost surely, 2^1129743066 is an apocalyptic number.

1129743066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1129743066 is a wasteful number, since it uses less digits than its factorization.

1129743066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188290516.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1129743066 is about 33611.6507479178. The cubic root of 1129743066 is about 1041.5014881284.

The spelling of 1129743066 in words is "one billion, one hundred twenty-nine million, seven hundred forty-three thousand, sixty-six".