11041351240 has 16 divisors (see below), whose sum is σ = 24843040380. Its totient is φ = 4416540480.

The previous prime is 11041351129. The next prime is 11041351247. The reversal of 11041351240 is 4215314011.

It can be written as a sum of positive squares in 2 ways, for example, as 10357947076 + 683404164 = 101774^2 + 26142^2 .

It is a super-2 number, since 2×11041351240² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11041351247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138016851 + ... + 138016930.

Almost surely, 2^11041351240 is an apocalyptic number.

11041351240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11041351240 is an abundant number, since it is smaller than the sum of its proper divisors (13801689140).

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

11041351240 is a wasteful number, since it uses less digits than its factorization.

11041351240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276033792 (or 276033788 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 11041351240 its reverse (4215314011), we get a palindrome (15256665251).

The spelling of 11041351240 in words is "eleven billion, forty-one million, three hundred fifty-one thousand, two hundred forty".