1129829099 has 8 divisors (see below), whose sum is σ = 1318706688. Its totient is φ = 947819880.

The previous prime is 1129829093. The next prime is 1129829119. The reversal of 1129829099 is 9909289211.

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

It is not a de Polignac number, because 1129829099 - 2⁴ = 1129829083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1129829093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1716737 + ... + 1717394.

It is an arithmetic number, because the mean of its divisors is an integer number (164838336).

Almost surely, 2^1129829099 is an apocalyptic number.

1129829099 is a deficient number, since it is larger than the sum of its proper divisors (188877589).

1129829099 is an equidigital number, since it uses as much as digits as its factorization.

1129829099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434185.

The product of its (nonzero) digits is 209952, while the sum is 50.

The square root of 1129829099 is about 33612.9305327578. The cubic root of 1129829099 is about 1041.5279251788.

The spelling of 1129829099 in words is "one billion, one hundred twenty-nine million, eight hundred twenty-nine thousand, ninety-nine".