11034134320 has 80 divisors (see below), whose sum is σ = 28045133568. Its totient is φ = 4004017920.

The previous prime is 11034134311. The next prime is 11034134341. The reversal of 11034134320 is 2343143011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11034134291 and 11034134300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415687 + ... + 441433.

Almost surely, 2^11034134320 is an apocalyptic number.

11034134320 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 11034134320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14022566784).

11034134320 is an abundant number, since it is smaller than the sum of its proper divisors (17010999248).

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

11034134320 is a wasteful number, since it uses less digits than its factorization.

11034134320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26258 (or 26252 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11034134320 its reverse (2343143011), we get a palindrome (13377277331).

The spelling of 11034134320 in words is "eleven billion, thirty-four million, one hundred thirty-four thousand, three hundred twenty".