134651065441 has 4 divisors (see below), whose sum is σ = 134777976084. Its totient is φ = 134524154800.

The previous prime is 134651065421. The next prime is 134651065447. The reversal of 134651065441 is 144560156431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 144560156431 = 521 ⋅277466711.

It can be written as a sum of positive squares in 2 ways, for example, as 101773760400 + 32877305041 = 319020^2 + 181321^2 .

It is a cyclic number.

It is not a de Polignac number, because 134651065441 - 2⁷ = 134651065313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134651065394 and 134651065403.

It is not an unprimeable number, because it can be changed into a prime (134651065447) 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, 63453730 + ... + 63455851.

It is an arithmetic number, because the mean of its divisors is an integer number (33694494021).

Almost surely, 2^134651065441 is an apocalyptic number.

It is an amenable number.

134651065441 is a deficient number, since it is larger than the sum of its proper divisors (126910643).

134651065441 is a wasteful number, since it uses less digits than its factorization.

134651065441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126910642.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 134651065441 in words is "one hundred thirty-four billion, six hundred fifty-one million, sixty-five thousand, four hundred forty-one".