135288766 has 8 divisors (see below), whose sum is σ = 207882864. Its totient is φ = 65994480.

The previous prime is 135288763. The next prime is 135288781. The reversal of 135288766 is 667882531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135288763) 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 3 ways as a sum of consecutive naturals, for example, 824850 + ... + 825013.

It is an arithmetic number, because the mean of its divisors is an integer number (25985358).

Almost surely, 2^135288766 is an apocalyptic number.

135288766 is a deficient number, since it is larger than the sum of its proper divisors (72594098).

135288766 is a wasteful number, since it uses less digits than its factorization.

135288766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649906.

The product of its digits is 483840, while the sum is 46.

The square root of 135288766 is about 11631.3699107199. The cubic root of 135288766 is about 513.3582886427.

The spelling of 135288766 in words is "one hundred thirty-five million, two hundred eighty-eight thousand, seven hundred sixty-six".