135284547 has 8 divisors (see below), whose sum is σ = 180956944. Its totient is φ = 89900928.

The previous prime is 135284537. The next prime is 135284557. The reversal of 135284547 is 745482531.

It is an interprime number because it is at equal distance from previous prime (135284537) and next prime (135284557).

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

It is not a de Polignac number, because 135284547 - 2⁴ = 135284531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135284537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71098 + ... + 72975.

It is an arithmetic number, because the mean of its divisors is an integer number (22619618).

Almost surely, 2^135284547 is an apocalyptic number.

135284547 is a deficient number, since it is larger than the sum of its proper divisors (45672397).

135284547 is a wasteful number, since it uses less digits than its factorization.

135284547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144389.

The product of its digits is 134400, while the sum is 39.

The square root of 135284547 is about 11631.1885463180. The cubic root of 135284547 is about 513.3529522027.

The spelling of 135284547 in words is "one hundred thirty-five million, two hundred eighty-four thousand, five hundred forty-seven".