135828377 has 4 divisors (see below), whose sum is σ = 135851700. Its totient is φ = 135805056.

The previous prime is 135828361. The next prime is 135828379. The reversal of 135828377 is 773828531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 63425296 + 72403081 = 7964^2 + 8509^2 .

It is a cyclic number.

It is not a de Polignac number, because 135828377 - 2⁴ = 135828361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135828379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5249 + ... + 17297.

It is an arithmetic number, because the mean of its divisors is an integer number (33962925).

Almost surely, 2^135828377 is an apocalyptic number.

It is an amenable number.

135828377 is a deficient number, since it is larger than the sum of its proper divisors (23323).

135828377 is a wasteful number, since it uses less digits than its factorization.

135828377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23322.

The product of its digits is 282240, while the sum is 44.

The square root of 135828377 is about 11654.5431913911. The cubic root of 135828377 is about 514.0399079270.

The spelling of 135828377 in words is "one hundred thirty-five million, eight hundred twenty-eight thousand, three hundred seventy-seven".