11144023142 has 16 divisors (see below), whose sum is σ = 19148170272. Its totient is φ = 4764977280.

The previous prime is 11144023069. The next prime is 11144023157. The reversal of 11144023142 is 24132044111.

It is a congruent number.

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, 913109 + ... + 925232.

It is an arithmetic number, because the mean of its divisors is an integer number (1196760642).

Almost surely, 2^11144023142 is an apocalyptic number.

11144023142 is a deficient number, since it is larger than the sum of its proper divisors (8004147130).

11144023142 is a wasteful number, since it uses less digits than its factorization.

11144023142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838783.

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

Adding to 11144023142 its reverse (24132044111), we get a palindrome (35276067253).

The spelling of 11144023142 in words is "eleven billion, one hundred forty-four million, twenty-three thousand, one hundred forty-two".