137706926743 has 2 divisors, whose sum is σ = 137706926744. Its totient is φ = 137706926742.

The previous prime is 137706926729. The next prime is 137706926779. The reversal of 137706926743 is 347629607731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137706926743 - 2²⁹ = 137170055831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137706926143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68853463371 + 68853463372.

It is an arithmetic number, because the mean of its divisors is an integer number (68853463372).

Almost surely, 2^137706926743 is an apocalyptic number.

137706926743 is a deficient number, since it is larger than the sum of its proper divisors (1).

137706926743 is an equidigital number, since it uses as much as digits as its factorization.

137706926743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8001504, while the sum is 55.

The spelling of 137706926743 in words is "one hundred thirty-seven billion, seven hundred six million, nine hundred twenty-six thousand, seven hundred forty-three".