135776317 has 4 divisors (see below), whose sum is σ = 135801820. Its totient is φ = 135750816.

The previous prime is 135776309. The next prime is 135776321. The reversal of 135776317 is 713677531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 713677531 = 7 ⋅101953933.

It can be written as a sum of positive squares in 2 ways, for example, as 116186841 + 19589476 = 10779^2 + 4426^2 .

It is a cyclic number.

It is not a de Polignac number, because 135776317 - 2³ = 135776309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135776317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135776357) 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 3 ways as a sum of consecutive naturals, for example, 1392 + ... + 16537.

It is an arithmetic number, because the mean of its divisors is an integer number (33950455).

Almost surely, 2^135776317 is an apocalyptic number.

It is an amenable number.

135776317 is a deficient number, since it is larger than the sum of its proper divisors (25503).

135776317 is an equidigital number, since it uses as much as digits as its factorization.

135776317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25502.

The product of its digits is 92610, while the sum is 40.

The square root of 135776317 is about 11652.3095135685. The cubic root of 135776317 is about 513.9742261751.

The spelling of 135776317 in words is "one hundred thirty-five million, seven hundred seventy-six thousand, three hundred seventeen".