1144340440011 has 24 divisors (see below), whose sum is σ = 1683114154176. Its totient is φ = 749078118000.

The previous prime is 1144340440003. The next prime is 1144340440031. The reversal of 1144340440011 is 1100440434411.

It is not a de Polignac number, because 1144340440011 - 2³ = 1144340440003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144340440031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4577365 + ... + 4820886.

It is an arithmetic number, because the mean of its divisors is an integer number (70129756424).

Almost surely, 2^{1144340440011} is an apocalyptic number.

1144340440011 is a deficient number, since it is larger than the sum of its proper divisors (538773714165).

1144340440011 is a wasteful number, since it uses less digits than its factorization.

1144340440011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9398503 (or 9398500 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1144340440011 its reverse (1100440434411), we get a palindrome (2244780874422).

The spelling of 1144340440011 in words is "one trillion, one hundred forty-four billion, three hundred forty million, four hundred forty thousand, eleven".