135178283 has 8 divisors (see below), whose sum is σ = 138481728. Its totient is φ = 131882184.

The previous prime is 135178231. The next prime is 135178289. The reversal of 135178283 is 382871531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135178283 - 2²⁴ = 118401067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135178289) 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 7 ways as a sum of consecutive naturals, for example, 60260 + ... + 62462.

It is an arithmetic number, because the mean of its divisors is an integer number (17310216).

Almost surely, 2^135178283 is an apocalyptic number.

135178283 is a deficient number, since it is larger than the sum of its proper divisors (3303445).

135178283 is a wasteful number, since it uses less digits than its factorization.

135178283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673.

The product of its digits is 40320, while the sum is 38.

The square root of 135178283 is about 11626.6195861050. The cubic root of 135178283 is about 513.2185066248.

The spelling of 135178283 in words is "one hundred thirty-five million, one hundred seventy-eight thousand, two hundred eighty-three".