135318612 has 48 divisors (see below), whose sum is σ = 370948032. Its totient is φ = 37850880.

The previous prime is 135318577. The next prime is 135318613. The reversal of 135318612 is 216813531.

It is a super-2 number, since 2×135318612² = 36622253507213088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135318612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135318613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37713 + ... + 41144.

It is an arithmetic number, because the mean of its divisors is an integer number (7728084).

Almost surely, 2^135318612 is an apocalyptic number.

135318612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135318612 is an abundant number, since it is smaller than the sum of its proper divisors (235629420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135318612 is a wasteful number, since it uses less digits than its factorization.

135318612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78888 (or 78886 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 135318612 is about 11632.6528358754. The cubic root of 135318612 is about 513.3960364552.

The spelling of 135318612 in words is "one hundred thirty-five million, three hundred eighteen thousand, six hundred twelve".