135353868 has 24 divisors (see below), whose sum is σ = 340120368. Its totient is φ = 41647296.

The previous prime is 135353861. The next prime is 135353923. The reversal of 135353868 is 868353531.

It is a super-2 number, since 2×135353868² = 36641339165122848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135353861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433671 + ... + 433982.

It is an arithmetic number, because the mean of its divisors is an integer number (14171682).

Almost surely, 2^135353868 is an apocalyptic number.

It is an amenable number.

135353868 is an abundant number, since it is smaller than the sum of its proper divisors (204766500).

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

135353868 is a wasteful number, since it uses less digits than its factorization.

135353868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867673 (or 867671 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 135353868 is about 11634.1681266862. The cubic root of 135353868 is about 513.4406194303.

The spelling of 135353868 in words is "one hundred thirty-five million, three hundred fifty-three thousand, eight hundred sixty-eight".