135218470 has 16 divisors (see below), whose sum is σ = 243669888. Its totient is φ = 54025920.

The previous prime is 135218467. The next prime is 135218519. The reversal of 135218470 is 74812531.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2155 + ... + 16585.

It is an arithmetic number, because the mean of its divisors is an integer number (15229368).

Almost surely, 2^135218470 is an apocalyptic number.

135218470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135218470 is a deficient number, since it is larger than the sum of its proper divisors (108451418).

135218470 is a wasteful number, since it uses less digits than its factorization.

135218470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15375.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 135218470 is about 11628.3476900203. The cubic root of 135218470 is about 513.2693596370.

The spelling of 135218470 in words is "one hundred thirty-five million, two hundred eighteen thousand, four hundred seventy".