1129568008 has 16 divisors (see below), whose sum is σ = 2149552080. Its totient is φ = 556354128.

The previous prime is 1129568003. The next prime is 1129568023. The reversal of 1129568008 is 8008659211.

It is not an unprimeable number, because it can be changed into a prime (1129568003) 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, 1053166 + ... + 1054237.

It is an arithmetic number, because the mean of its divisors is an integer number (134347005).

Almost surely, 2^1129568008 is an apocalyptic number.

It is an amenable number.

1129568008 is a deficient number, since it is larger than the sum of its proper divisors (1019984072).

1129568008 is a wasteful number, since it uses less digits than its factorization.

1129568008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107476 (or 2107472 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 1129568008 is about 33609.0465202451. The cubic root of 1129568008 is about 1041.4476904727.

The spelling of 1129568008 in words is "one billion, one hundred twenty-nine million, five hundred sixty-eight thousand, eight".