2144404133 has 8 divisors (see below), whose sum is σ = 2152666752. Its totient is φ = 2136154176.

The previous prime is 2144404117. The next prime is 2144404139. The reversal of 2144404133 is 3314044412.

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

It is a cyclic number.

It is not a de Polignac number, because 2144404133 - 2⁴ = 2144404117 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 (2144404139) 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, 458141 + ... + 462797.

It is an arithmetic number, because the mean of its divisors is an integer number (269083344).

Almost surely, 2^2144404133 is an apocalyptic number.

It is an amenable number.

2144404133 is a deficient number, since it is larger than the sum of its proper divisors (8262619).

2144404133 is a wasteful number, since it uses less digits than its factorization.

2144404133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6331.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 2144404133 is about 46307.7113772642. The cubic root of 2144404133 is about 1289.5421593001.

Adding to 2144404133 its reverse (3314044412), we get a palindrome (5458448545).

The spelling of 2144404133 in words is "two billion, one hundred forty-four million, four hundred four thousand, one hundred thirty-three".