137346645671 has 2 divisors, whose sum is σ = 137346645672. Its totient is φ = 137346645670.

The previous prime is 137346645617. The next prime is 137346645869. The reversal of 137346645671 is 176546643731.

Together with previous prime (137346645617) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137346645671 - 2⁶ = 137346645607 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137346645071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68673322835 + 68673322836.

It is an arithmetic number, because the mean of its divisors is an integer number (68673322836).

Almost surely, 2^137346645671 is an apocalyptic number.

137346645671 is a deficient number, since it is larger than the sum of its proper divisors (1).

137346645671 is an equidigital number, since it uses as much as digits as its factorization.

137346645671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 53.

The spelling of 137346645671 in words is "one hundred thirty-seven billion, three hundred forty-six million, six hundred forty-five thousand, six hundred seventy-one".