11443112042 has 4 divisors (see below), whose sum is σ = 17164668066. Its totient is φ = 5721556020.

The previous prime is 11443112017. The next prime is 11443112047. The reversal of 11443112042 is 24021134411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8532401641 + 2910710401 = 92371^2 + 53951^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11443111999 and 11443112017.

It is not an unprimeable number, because it can be changed into a prime (11443112047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2860778009 + ... + 2860778012.

Almost surely, 2^11443112042 is an apocalyptic number.

11443112042 is a deficient number, since it is larger than the sum of its proper divisors (5721556024).

11443112042 is an equidigital number, since it uses as much as digits as its factorization.

11443112042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5721556023.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11443112042 its reverse (24021134411), we get a palindrome (35464246453).

The spelling of 11443112042 in words is "eleven billion, four hundred forty-three million, one hundred twelve thousand, forty-two".