136746773 has 2 divisors, whose sum is σ = 136746774. Its totient is φ = 136746772.

The previous prime is 136746763. The next prime is 136746791. The reversal of 136746773 is 377647631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134606404 + 2140369 = 11602^2 + 1463^2 .

It is a cyclic number.

It is not a de Polignac number, because 136746773 - 2⁸ = 136746517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136746763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68373386 + 68373387.

It is an arithmetic number, because the mean of its divisors is an integer number (68373387).

Almost surely, 2^136746773 is an apocalyptic number.

It is an amenable number.

136746773 is a deficient number, since it is larger than the sum of its proper divisors (1).

136746773 is an equidigital number, since it uses as much as digits as its factorization.

136746773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 444528, while the sum is 44.

The square root of 136746773 is about 11693.8775861559. The cubic root of 136746773 is about 515.1958572610.

The spelling of 136746773 in words is "one hundred thirty-six million, seven hundred forty-six thousand, seven hundred seventy-three".