1099132960 has 96 divisors (see below), whose sum is σ = 2758396032. Its totient is φ = 412446720.

The previous prime is 1099132939. The next prime is 1099132967. The reversal of 1099132960 is 692319901.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (1099132967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1335109 + ... + 1335931.

It is an arithmetic number, because the mean of its divisors is an integer number (28733292).

Almost surely, 2^1099132960 is an apocalyptic number.

1099132960 is a gapful number since it is divisible by the number (10) 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 1099132960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1379198016).

1099132960 is an abundant number, since it is smaller than the sum of its proper divisors (1659263072).

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

1099132960 is a wasteful number, since it uses less digits than its factorization.

1099132960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 1338 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 1099132960 is about 33153.1742070047. The cubic root of 1099132960 is about 1032.0088235129.

The spelling of 1099132960 in words is "one billion, ninety-nine million, one hundred thirty-two thousand, nine hundred sixty".