137656743113 has 2 divisors, whose sum is σ = 137656743114. Its totient is φ = 137656743112.

The previous prime is 137656743097. The next prime is 137656743127. The reversal of 137656743113 is 311347656731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130785659449 + 6871083664 = 361643^2 + 82892^2 .

It is a cyclic number.

It is not a de Polignac number, because 137656743113 - 2⁴ = 137656743097 is a prime.

It is not a weakly prime, because it can be changed into another prime (137656743713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68828371556 + 68828371557.

It is an arithmetic number, because the mean of its divisors is an integer number (68828371557).

Almost surely, 2^137656743113 is an apocalyptic number.

It is an amenable number.

137656743113 is a deficient number, since it is larger than the sum of its proper divisors (1).

137656743113 is an equidigital number, since it uses as much as digits as its factorization.

137656743113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 47.

The spelling of 137656743113 in words is "one hundred thirty-seven billion, six hundred fifty-six million, seven hundred forty-three thousand, one hundred thirteen".