135501055 has 8 divisors (see below), whose sum is σ = 164121552. Its totient is φ = 107387328.

The previous prime is 135501043. The next prime is 135501059. The reversal of 135501055 is 550105531.

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

It is a cyclic number.

It is not a de Polignac number, because 135501055 - 2⁷ = 135500927 is a prime.

It is a super-2 number, since 2×135501055² = 36721071812226050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135501059) 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, 126102 + ... + 127171.

It is an arithmetic number, because the mean of its divisors is an integer number (20515194).

Almost surely, 2^135501055 is an apocalyptic number.

135501055 is a deficient number, since it is larger than the sum of its proper divisors (28620497).

135501055 is a wasteful number, since it uses less digits than its factorization.

135501055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253385.

The product of its (nonzero) digits is 1875, while the sum is 25.

The square root of 135501055 is about 11640.4920428649. The cubic root of 135501055 is about 513.6266611722.

Adding to 135501055 its reverse (550105531), we get a palindrome (685606586).

The spelling of 135501055 in words is "one hundred thirty-five million, five hundred one thousand, fifty-five".