134318047649 has 2 divisors, whose sum is σ = 134318047650. Its totient is φ = 134318047648.

The previous prime is 134318047603. The next prime is 134318047687. The reversal of 134318047649 is 946740813431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90379599424 + 43938448225 = 300632^2 + 209615^2 .

It is a cyclic number.

It is not a de Polignac number, because 134318047649 - 2²⁰ = 134316999073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134318047597 and 134318047606.

It is not a weakly prime, because it can be changed into another prime (134318047949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67159023824 + 67159023825.

It is an arithmetic number, because the mean of its divisors is an integer number (67159023825).

Almost surely, 2^134318047649 is an apocalyptic number.

It is an amenable number.

134318047649 is a deficient number, since it is larger than the sum of its proper divisors (1).

134318047649 is an equidigital number, since it uses as much as digits as its factorization.

134318047649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 134318047649 in words is "one hundred thirty-four billion, three hundred eighteen million, forty-seven thousand, six hundred forty-nine".