11160534 has 128 divisors (see below), whose sum is σ = 31104000. Its totient is φ = 2634240.

The previous prime is 11160509. The next prime is 11160553. The reversal of 11160534 is 43506111.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11160534.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 384832 + ... + 384860.

It is an arithmetic number, because the mean of its divisors is an integer number (243000).

Almost surely, 2^11160534 is an apocalyptic number.

11160534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11160534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15552000).

11160534 is an abundant number, since it is smaller than the sum of its proper divisors (19943466).

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

11160534 is a wasteful number, since it uses less digits than its factorization.

11160534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 11160534 is about 3340.7385411014. The cubic root of 11160534 is about 223.4746804543.

Adding to 11160534 its reverse (43506111), we get a palindrome (54666645).

The spelling of 11160534 in words is "eleven million, one hundred sixty thousand, five hundred thirty-four".