135316479 has 4 divisors (see below), whose sum is σ = 180421976. Its totient is φ = 90210984.

The previous prime is 135316463. The next prime is 135316513. The reversal of 135316479 is 974613531.

135316479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 135316479 - 2⁴ = 135316463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135316459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22552744 + ... + 22552749.

It is an arithmetic number, because the mean of its divisors is an integer number (45105494).

Almost surely, 2^135316479 is an apocalyptic number.

135316479 is a deficient number, since it is larger than the sum of its proper divisors (45105497).

135316479 is an equidigital number, since it uses as much as digits as its factorization.

135316479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45105496.

The product of its digits is 68040, while the sum is 39.

The square root of 135316479 is about 11632.5611539334. The cubic root of 135316479 is about 513.3933389216.

The spelling of 135316479 in words is "one hundred thirty-five million, three hundred sixteen thousand, four hundred seventy-nine".