11047013140 has 12 divisors (see below), whose sum is σ = 23198727636. Its totient is φ = 4418805248.

The previous prime is 11047013129. The next prime is 11047013141. The reversal of 11047013140 is 4131074011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3437242384 + 7609770756 = 58628^2 + 87234^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11047013141) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 276175309 + ... + 276175348.

It is an arithmetic number, because the mean of its divisors is an integer number (1933227303).

Almost surely, 2^11047013140 is an apocalyptic number.

11047013140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11047013140 is an abundant number, since it is smaller than the sum of its proper divisors (12151714496).

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

11047013140 is a wasteful number, since it uses less digits than its factorization.

11047013140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552350666 (or 552350664 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 11047013140 its reverse (4131074011), we get a palindrome (15178087151).

The spelling of 11047013140 in words is "eleven billion, forty-seven million, thirteen thousand, one hundred forty".