1129966826 has 8 divisors (see below), whose sum is σ = 1695470880. Its totient is φ = 564809868.

The previous prime is 1129966813. The next prime is 1129966853. The reversal of 1129966826 is 6286699211.

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, 78476 + ... + 91751.

It is an arithmetic number, because the mean of its divisors is an integer number (211933860).

Almost surely, 2^1129966826 is an apocalyptic number.

1129966826 is a deficient number, since it is larger than the sum of its proper divisors (565504054).

1129966826 is a wasteful number, since it uses less digits than its factorization.

1129966826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173548.

The product of its digits is 559872, while the sum is 50.

The square root of 1129966826 is about 33614.9791908310. The cubic root of 1129966826 is about 1041.5702444666.

It can be divided in two parts, 11299 and 66826, that added together give a 7-th power (78125 = 5⁷).

The spelling of 1129966826 in words is "one billion, one hundred twenty-nine million, nine hundred sixty-six thousand, eight hundred twenty-six".