1144402140011 has 16 divisors (see below), whose sum is σ = 1275112056960. Its totient is φ = 1019799580800.

The previous prime is 1144402139989. The next prime is 1144402140029. The reversal of 1144402140011 is 1100412044411.

It is not a de Polignac number, because 1144402140011 - 2¹⁰ = 1144402138987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144402140811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2483681 + ... + 2908173.

It is an arithmetic number, because the mean of its divisors is an integer number (79694503560).

Almost surely, 2^{1144402140011} is an apocalyptic number.

1144402140011 is a deficient number, since it is larger than the sum of its proper divisors (130709916949).

1144402140011 is a wasteful number, since it uses less digits than its factorization.

1144402140011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431686.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 1144402140011 its reverse (1100412044411), we get a palindrome (2244814184422).

The spelling of 1144402140011 in words is "one trillion, one hundred forty-four billion, four hundred two million, one hundred forty thousand, eleven".