11234142555 has 32 divisors (see below), whose sum is σ = 19099810368. Its totient is φ = 5618995200.

The previous prime is 11234142553. The next prime is 11234142593. The reversal of 11234142555 is 55524143211.

It is not a de Polignac number, because 11234142555 - 2¹ = 11234142553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11234142551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6736 + ... + 150045.

It is an arithmetic number, because the mean of its divisors is an integer number (596869074).

Almost surely, 2^11234142555 is an apocalyptic number.

11234142555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11234142555 is a deficient number, since it is larger than the sum of its proper divisors (7865667813).

11234142555 is a wasteful number, since it uses less digits than its factorization.

11234142555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157087.

The product of its digits is 24000, while the sum is 33.

Adding to 11234142555 its reverse (55524143211), we get a palindrome (66758285766).

The spelling of 11234142555 in words is "eleven billion, two hundred thirty-four million, one hundred forty-two thousand, five hundred fifty-five".