135333555 has 16 divisors (see below), whose sum is σ = 247467264. Its totient is φ = 61866720.

The previous prime is 135333553. The next prime is 135333559. The reversal of 135333555 is 555333531.

It is not a de Polignac number, because 135333555 - 2¹ = 135333553 is a prime.

It is a super-2 number, since 2×135333555² = 36630342217876050, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (135333553) 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, 644341 + ... + 644550.

It is an arithmetic number, because the mean of its divisors is an integer number (15466704).

Almost surely, 2^135333555 is an apocalyptic number.

135333555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135333555 is a deficient number, since it is larger than the sum of its proper divisors (112133709).

135333555 is a wasteful number, since it uses less digits than its factorization.

135333555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288906.

The product of its digits is 50625, while the sum is 33.

The square root of 135333555 is about 11633.2951049993. The cubic root of 135333555 is about 513.4149335714.

The spelling of 135333555 in words is "one hundred thirty-five million, three hundred thirty-three thousand, five hundred fifty-five".