11130042155 has 8 divisors (see below), whose sum is σ = 13396403184. Its totient is φ = 8877132000.

The previous prime is 11130042109. The next prime is 11130042173. The reversal of 11130042155 is 55124003111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11130042155 - 2¹⁴ = 11130025771 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11130042155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3360896 + ... + 3364205.

It is an arithmetic number, because the mean of its divisors is an integer number (1674550398).

Almost surely, 2^11130042155 is an apocalyptic number.

11130042155 is a deficient number, since it is larger than the sum of its proper divisors (2266361029).

11130042155 is an equidigital number, since it uses as much as digits as its factorization.

11130042155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725437.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 11130042155 its reverse (55124003111), we get a palindrome (66254045266).

The spelling of 11130042155 in words is "eleven billion, one hundred thirty million, forty-two thousand, one hundred fifty-five".