134144300410121 has 4 divisors (see below), whose sum is σ = 134144323607700. Its totient is φ = 134144277212544.

The previous prime is 134144300410079. The next prime is 134144300410157. The reversal of 134144300410121 is 121014003441431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 71150490255625 + 62993810154496 = 8435075^2 + 7936864^2 .

It is a cyclic number.

It is not a de Polignac number, because 134144300410121 - 2³⁴ = 134127120540937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134144300410181) 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, 4865525 + ... + 17086893.

It is an arithmetic number, because the mean of its divisors is an integer number (33536080901925).

Almost surely, 2^{134144300410121} is an apocalyptic number.

It is an amenable number.

134144300410121 is a deficient number, since it is larger than the sum of its proper divisors (23197579).

134144300410121 is a wasteful number, since it uses less digits than its factorization.

134144300410121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23197578.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 134144300410121 its reverse (121014003441431), we get a palindrome (255158303851552).

The spelling of 134144300410121 in words is "one hundred thirty-four trillion, one hundred forty-four billion, three hundred million, four hundred ten thousand, one hundred twenty-one".