11000540 has 12 divisors (see below), whose sum is σ = 23101176. Its totient is φ = 4400208.

The previous prime is 11000537. The next prime is 11000569. The reversal of 11000540 is 4500011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274994 + ... + 275033.

It is an arithmetic number, because the mean of its divisors is an integer number (1925098).

Almost surely, 2^11000540 is an apocalyptic number.

11000540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11000540 is an abundant number, since it is smaller than the sum of its proper divisors (12100636).

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

11000540 is a wasteful number, since it uses less digits than its factorization.

11000540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550036 (or 550034 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 11000540 is about 3316.7061974194. The cubic root of 11000540 is about 222.4016482375.

Adding to 11000540 its reverse (4500011), we get a palindrome (15500551).

The spelling of 11000540 in words is "eleven million, five hundred forty", and thus it is an aban number.