134371425647 has 2 divisors, whose sum is σ = 134371425648. Its totient is φ = 134371425646.

The previous prime is 134371425623. The next prime is 134371425691. The reversal of 134371425647 is 746524173431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134371425647 - 2⁶ = 134371425583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134371425607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67185712823 + 67185712824.

It is an arithmetic number, because the mean of its divisors is an integer number (67185712824).

Almost surely, 2^134371425647 is an apocalyptic number.

134371425647 is a deficient number, since it is larger than the sum of its proper divisors (1).

134371425647 is an equidigital number, since it uses as much as digits as its factorization.

134371425647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 47.

The spelling of 134371425647 in words is "one hundred thirty-four billion, three hundred seventy-one million, four hundred twenty-five thousand, six hundred forty-seven".