11140340355 has 12 divisors (see below), whose sum is σ = 19309923360. Its totient is φ = 5941514832.

The previous prime is 11140340339. The next prime is 11140340359. The reversal of 11140340355 is 55304304111.

It is a happy number.

It is not a de Polignac number, because 11140340355 - 2⁴ = 11140340339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11140340359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123781515 + ... + 123781604.

It is an arithmetic number, because the mean of its divisors is an integer number (1609160280).

Almost surely, 2^11140340355 is an apocalyptic number.

11140340355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11140340355 is a deficient number, since it is larger than the sum of its proper divisors (8169583005).

11140340355 is a wasteful number, since it uses less digits than its factorization.

11140340355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247563130 (or 247563127 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 11140340355 its reverse (55304304111), we get a palindrome (66444644466).

The spelling of 11140340355 in words is "eleven billion, one hundred forty million, three hundred forty thousand, three hundred fifty-five".