11140064042 has 4 divisors (see below), whose sum is σ = 16710096066. Its totient is φ = 5570032020.

The previous prime is 11140064029. The next prime is 11140064069. The reversal of 11140064042 is 24046004111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24046004111 = 37 ⋅649892003.

It can be written as a sum of positive squares in only one way, i.e., 10949320321 + 190743721 = 104639^2 + 13811^2 .

It is a super-2 number, since 2×11140064042² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11140063999 and 11140064017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785016009 + ... + 2785016012.

Almost surely, 2^11140064042 is an apocalyptic number.

11140064042 is a deficient number, since it is larger than the sum of its proper divisors (5570032024).

11140064042 is an equidigital number, since it uses as much as digits as its factorization.

11140064042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570032023.

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

Adding to 11140064042 its reverse (24046004111), we get a palindrome (35186068153).

The spelling of 11140064042 in words is "eleven billion, one hundred forty million, sixty-four thousand, forty-two".