134847401651 has 2 divisors, whose sum is σ = 134847401652. Its totient is φ = 134847401650.

The previous prime is 134847401621. The next prime is 134847401701. The reversal of 134847401651 is 156104748431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134847401651 is a prime.

It is a super-3 number, since 3×134847401651³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (134847401621) 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 as a sum of consecutive naturals, namely, 67423700825 + 67423700826.

It is an arithmetic number, because the mean of its divisors is an integer number (67423700826).

Almost surely, 2^134847401651 is an apocalyptic number.

134847401651 is a deficient number, since it is larger than the sum of its proper divisors (1).

134847401651 is an equidigital number, since it uses as much as digits as its factorization.

134847401651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 134847401651 in words is "one hundred thirty-four billion, eight hundred forty-seven million, four hundred one thousand, six hundred fifty-one".