11114444155 has 32 divisors (see below), whose sum is σ = 14686920000. Its totient is φ = 8041549824.

The previous prime is 11114444149. The next prime is 11114444191. The reversal of 11114444155 is 55144441111.

It is a cyclic number.

It is not a de Polignac number, because 11114444155 - 2¹⁵ = 11114411387 is a prime.

It is a super-2 number, since 2×11114444155² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222531 + ... + 267859.

It is an arithmetic number, because the mean of its divisors is an integer number (458966250).

Almost surely, 2^11114444155 is an apocalyptic number.

11114444155 is a deficient number, since it is larger than the sum of its proper divisors (3572475845).

11114444155 is a wasteful number, since it uses less digits than its factorization.

11114444155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45471.

The product of its digits is 6400, while the sum is 31.

Adding to 11114444155 its reverse (55144441111), we get a palindrome (66258885266).

The spelling of 11114444155 in words is "eleven billion, one hundred fourteen million, four hundred forty-four thousand, one hundred fifty-five".