135135101 has 4 divisors (see below), whose sum is σ = 135741312. Its totient is φ = 134528892.

The previous prime is 135135079. The next prime is 135135113. The reversal of 135135101 is 101531531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 101531531 = 17 ⋅5972443.

It is a cyclic number.

It is not a de Polignac number, because 135135101 - 2⁶ = 135135037 is a prime.

It is a super-2 number, since 2×135135101² = 36522991044560402, 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 (135135701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302771 + ... + 303216.

It is an arithmetic number, because the mean of its divisors is an integer number (33935328).

Almost surely, 2^135135101 is an apocalyptic number.

It is an amenable number.

135135101 is a deficient number, since it is larger than the sum of its proper divisors (606211).

135135101 is an equidigital number, since it uses as much as digits as its factorization.

135135101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606210.

The product of its (nonzero) digits is 225, while the sum is 20.

The square root of 135135101 is about 11624.7624061742. The cubic root of 135135101 is about 513.1638524764.

Adding to 135135101 its reverse (101531531), we get a palindrome (236666632).

The spelling of 135135101 in words is "one hundred thirty-five million, one hundred thirty-five thousand, one hundred one".