135412287 has 8 divisors (see below), whose sum is σ = 181054080. Its totient is φ = 90022680.

The previous prime is 135412283. The next prime is 135412301. The reversal of 135412287 is 782214531.

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

It is not a de Polignac number, because 135412287 - 2² = 135412283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135412283) 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 7 ways as a sum of consecutive naturals, for example, 61789 + ... + 63942.

It is an arithmetic number, because the mean of its divisors is an integer number (22631760).

Almost surely, 2^135412287 is an apocalyptic number.

135412287 is a deficient number, since it is larger than the sum of its proper divisors (45641793).

135412287 is a wasteful number, since it uses less digits than its factorization.

135412287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126093.

The product of its digits is 13440, while the sum is 33.

The square root of 135412287 is about 11636.6785209526. The cubic root of 135412287 is about 513.5144761383.

The spelling of 135412287 in words is "one hundred thirty-five million, four hundred twelve thousand, two hundred eighty-seven".