11030044155 has 16 divisors (see below), whose sum is σ = 19005614880. Its totient is φ = 5430175488.

The previous prime is 11030044117. The next prime is 11030044199. The reversal of 11030044155 is 55144003011.

It is a happy number.

It is not a de Polignac number, because 11030044155 - 2²⁷ = 10895826427 is a prime.

It is a super-2 number, since 2×11030044155² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28281970 + ... + 28282359.

It is an arithmetic number, because the mean of its divisors is an integer number (1187850930).

Almost surely, 2^11030044155 is an apocalyptic number.

11030044155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11030044155 is a deficient number, since it is larger than the sum of its proper divisors (7975570725).

11030044155 is a wasteful number, since it uses less digits than its factorization.

11030044155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56564350.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11030044155 its reverse (55144003011), we get a palindrome (66174047166).

The spelling of 11030044155 in words is "eleven billion, thirty million, forty-four thousand, one hundred fifty-five".