1144402134411 has 4 divisors (see below), whose sum is σ = 1525869512552. Its totient is φ = 762934756272.

The previous prime is 1144402134383. The next prime is 1144402134413. The reversal of 1144402134411 is 1144312044411.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1144402134411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144402134413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190733689066 + ... + 190733689071.

It is an arithmetic number, because the mean of its divisors is an integer number (381467378138).

Almost surely, 2^{1144402134411} is an apocalyptic number.

1144402134411 is a deficient number, since it is larger than the sum of its proper divisors (381467378141).

1144402134411 is an equidigital number, since it uses as much as digits as its factorization.

1144402134411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381467378140.

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 1144402134411 its reverse (1144312044411), we get a palindrome (2288714178822).

The spelling of 1144402134411 in words is "one trillion, one hundred forty-four billion, four hundred two million, one hundred thirty-four thousand, four hundred eleven".