11142043134 has 64 divisors (see below), whose sum is σ = 24801209856. Its totient is φ = 3319061504.

The previous prime is 11142043127. The next prime is 11142043141. The reversal of 11142043134 is 43134024111.

It is an interprime number because it is at equal distance from previous prime (11142043127) and next prime (11142043141).

It is a congruent number.

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, 304069 + ... + 338735.

It is an arithmetic number, because the mean of its divisors is an integer number (387518904).

Almost surely, 2^11142043134 is an apocalyptic number.

11142043134 is an abundant number, since it is smaller than the sum of its proper divisors (13659166722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11142043134 is a wasteful number, since it uses less digits than its factorization.

11142043134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34849.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11142043134 its reverse (43134024111), we get a palindrome (54276067245).

The spelling of 11142043134 in words is "eleven billion, one hundred forty-two million, forty-three thousand, one hundred thirty-four".