1144340043441 has 32 divisors (see below), whose sum is σ = 1840732938240. Its totient is φ = 617737342464.

The previous prime is 1144340043389. The next prime is 1144340043443. The reversal of 1144340043441 is 1443400434411.

It is not a de Polignac number, because 1144340043441 - 2⁶ = 1144340043377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144340043443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3921505 + ... + 4203198.

It is an arithmetic number, because the mean of its divisors is an integer number (57522904320).

Almost surely, 2^{1144340043441} is an apocalyptic number.

It is an amenable number.

1144340043441 is a deficient number, since it is larger than the sum of its proper divisors (696392894799).

1144340043441 is a wasteful number, since it uses less digits than its factorization.

1144340043441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8125085.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 1144340043441 its reverse (1443400434411), we get a palindrome (2587740477852).

The spelling of 1144340043441 in words is "one trillion, one hundred forty-four billion, three hundred forty million, forty-three thousand, four hundred forty-one".