144134145316061 has 4 divisors (see below), whose sum is σ = 144182954714652. Its totient is φ = 144085335917472.

The previous prime is 144134145316037. The next prime is 144134145316127. The reversal of 144134145316061 is 160613541431441.

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 101246460136900 + 42887685179161 = 10062130^2 + 6548869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144134145316061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144134145316661) 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, 24404694866 + ... + 24404700771.

It is an arithmetic number, because the mean of its divisors is an integer number (36045738678663).

Almost surely, 2^{144134145316061} is an apocalyptic number.

It is an amenable number.

144134145316061 is a deficient number, since it is larger than the sum of its proper divisors (48809398591).

144134145316061 is an equidigital number, since it uses as much as digits as its factorization.

144134145316061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48809398590.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 144134145316061 in words is "one hundred forty-four trillion, one hundred thirty-four billion, one hundred forty-five million, three hundred sixteen thousand, sixty-one".