135382287 has 16 divisors (see below), whose sum is σ = 185875200. Its totient is φ = 87595200.

The previous prime is 135382253. The next prime is 135382321. The reversal of 135382287 is 782283531.

It is an interprime number because it is at equal distance from previous prime (135382253) and next prime (135382321).

It is not a de Polignac number, because 135382287 - 2¹⁰ = 135381263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135382217) 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 15 ways as a sum of consecutive naturals, for example, 21712 + ... + 27242.

It is an arithmetic number, because the mean of its divisors is an integer number (11617200).

Almost surely, 2^135382287 is an apocalyptic number.

135382287 is a deficient number, since it is larger than the sum of its proper divisors (50492913).

135382287 is a wasteful number, since it uses less digits than its factorization.

135382287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5774.

The product of its digits is 80640, while the sum is 39.

The square root of 135382287 is about 11635.3894219317. The cubic root of 135382287 is about 513.4765510420.

The spelling of 135382287 in words is "one hundred thirty-five million, three hundred eighty-two thousand, two hundred eighty-seven".