1144402040111 has 8 divisors (see below), whose sum is σ = 1248523965264. Its totient is φ = 1040294344320.

The previous prime is 1144402040069. The next prime is 1144402040123. The reversal of 1144402040111 is 1110402044411.

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

It is a de Polignac number, because none of the positive numbers 2^k-1144402040111 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 (1144402040911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3388826 + ... + 3711191.

It is an arithmetic number, because the mean of its divisors is an integer number (156065495658).

Almost surely, 2^{1144402040111} is an apocalyptic number.

1144402040111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1144402040111 is a deficient number, since it is larger than the sum of its proper divisors (104121925153).

1144402040111 is a wasteful number, since it uses less digits than its factorization.

1144402040111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7114681.

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

Adding to 1144402040111 its reverse (1110402044411), we get a palindrome (2254804084522).

The spelling of 1144402040111 in words is "one trillion, one hundred forty-four billion, four hundred two million, forty thousand, one hundred eleven".