1129834496 has 96 divisors (see below), whose sum is σ = 2632331520. Its totient is φ = 474759168.

The previous prime is 1129834493. The next prime is 1129834513. The reversal of 1129834496 is 6944389211.

It is a self number, because there is not a number n which added to its sum of digits gives 1129834496.

It is not an unprimeable number, because it can be changed into a prime (1129834493) 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, 759065 + ... + 760551.

It is an arithmetic number, because the mean of its divisors is an integer number (27420120).

Almost surely, 2^1129834496 is an apocalyptic number.

1129834496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1129834496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316165760).

1129834496 is an abundant number, since it is smaller than the sum of its proper divisors (1502497024).

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

1129834496 is an equidigital number, since it uses as much as digits as its factorization.

1129834496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569 (or 1549 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 1129834496 is about 33613.0108142665. The cubic root of 1129834496 is about 1041.5295835763.

The spelling of 1129834496 in words is "one billion, one hundred twenty-nine million, eight hundred thirty-four thousand, four hundred ninety-six".