137378069417 has 2 divisors, whose sum is σ = 137378069418. Its totient is φ = 137378069416.

The previous prime is 137378069399. The next prime is 137378069431. The reversal of 137378069417 is 714960873731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98433415081 + 38944654336 = 313741^2 + 197344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137378069417 is a prime.

It is not a weakly prime, because it can be changed into another prime (137378029417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68689034708 + 68689034709.

It is an arithmetic number, because the mean of its divisors is an integer number (68689034709).

Almost surely, 2^137378069417 is an apocalyptic number.

It is an amenable number.

137378069417 is a deficient number, since it is larger than the sum of its proper divisors (1).

137378069417 is an equidigital number, since it uses as much as digits as its factorization.

137378069417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 137378069417 in words is "one hundred thirty-seven billion, three hundred seventy-eight million, sixty-nine thousand, four hundred seventeen".