11141235555 has 16 divisors (see below), whose sum is σ = 18205254144. Its totient is φ = 5815566560.

The previous prime is 11141235509. The next prime is 11141235571. The reversal of 11141235555 is 55553214111.

It is a happy number.

It is not a de Polignac number, because 11141235555 - 2¹⁴ = 11141219171 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7900881 + ... + 7902290.

It is an arithmetic number, because the mean of its divisors is an integer number (1137828384).

Almost surely, 2^11141235555 is an apocalyptic number.

11141235555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11141235555 is a deficient number, since it is larger than the sum of its proper divisors (7064018589).

11141235555 is a wasteful number, since it uses less digits than its factorization.

11141235555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15803226.

The product of its digits is 15000, while the sum is 33.

Adding to 11141235555 its reverse (55553214111), we get a palindrome (66694449666).

The spelling of 11141235555 in words is "eleven billion, one hundred forty-one million, two hundred thirty-five thousand, five hundred fifty-five".