135745773 has 16 divisors (see below), whose sum is σ = 185270976. Its totient is φ = 88375040.

The previous prime is 135745769. The next prime is 135745787. The reversal of 135745773 is 377547531.

It is a cyclic number.

It is not a de Polignac number, because 135745773 - 2² = 135745769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135745703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34213 + ... + 37973.

It is an arithmetic number, because the mean of its divisors is an integer number (11579436).

Almost surely, 2^135745773 is an apocalyptic number.

It is an amenable number.

135745773 is a deficient number, since it is larger than the sum of its proper divisors (49525203).

135745773 is a wasteful number, since it uses less digits than its factorization.

135745773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044.

The product of its digits is 308700, while the sum is 42.

The square root of 135745773 is about 11650.9987983863. The cubic root of 135745773 is about 513.9356823739.

The spelling of 135745773 in words is "one hundred thirty-five million, seven hundred forty-five thousand, seven hundred seventy-three".