11440121141 has 8 divisors (see below), whose sum is σ = 12068364000. Its totient is φ = 10814491440.

The previous prime is 11440121137. The next prime is 11440121149. The reversal of 11440121141 is 14112104411.

11440121141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11440121141 - 2² = 11440121137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11440121149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644291 + ... + 661808.

It is an arithmetic number, because the mean of its divisors is an integer number (1508545500).

Almost surely, 2^11440121141 is an apocalyptic number.

It is an amenable number.

11440121141 is a deficient number, since it is larger than the sum of its proper divisors (628242859).

11440121141 is a wasteful number, since it uses less digits than its factorization.

11440121141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306579.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11440121141 its reverse (14112104411), we get a palindrome (25552225552).

The spelling of 11440121141 in words is "eleven billion, four hundred forty million, one hundred twenty-one thousand, one hundred forty-one".