154005244404113 has 4 divisors (see below), whose sum is σ = 154047127803060. Its totient is φ = 153963361005168.

The previous prime is 154005244404091. The next prime is 154005244404181. The reversal of 154005244404113 is 311404442500451.

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

It can be written as a sum of positive squares in 2 ways, for example, as 128791107812689 + 25214136591424 = 11348617^2 + 5021368^2 .

It is a cyclic number.

It is not a de Polignac number, because 154005244404113 - 2⁶ = 154005244404049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154005294404113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20941693958 + ... + 20941701311.

It is an arithmetic number, because the mean of its divisors is an integer number (38511781950765).

Almost surely, 2^{154005244404113} is an apocalyptic number.

It is an amenable number.

154005244404113 is a deficient number, since it is larger than the sum of its proper divisors (41883398947).

154005244404113 is an equidigital number, since it uses as much as digits as its factorization.

154005244404113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41883398946.

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 154005244404113 its reverse (311404442500451), we get a palindrome (465409686904564).

The spelling of 154005244404113 in words is "one hundred fifty-four trillion, five billion, two hundred forty-four million, four hundred four thousand, one hundred thirteen".