135917141 has 4 divisors (see below), whose sum is σ = 135948492. Its totient is φ = 135885792.

The previous prime is 135917129. The next prime is 135917183. The reversal of 135917141 is 141719531.

135917141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37332100 + 98585041 = 6110^2 + 9929^2 .

It is a cyclic number.

It is not a de Polignac number, because 135917141 - 2²⁶ = 68808277 is a prime.

It is a super-2 number, since 2×135917141² = 36946938435227762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135917098 and 135917107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135917101) 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, 7880 + ... + 18273.

It is an arithmetic number, because the mean of its divisors is an integer number (33987123).

Almost surely, 2^135917141 is an apocalyptic number.

It is an amenable number.

135917141 is a deficient number, since it is larger than the sum of its proper divisors (31351).

135917141 is an equidigital number, since it uses as much as digits as its factorization.

135917141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31350.

The product of its digits is 3780, while the sum is 32.

The square root of 135917141 is about 11658.3506981048. The cubic root of 135917141 is about 514.1518587669.

The spelling of 135917141 in words is "one hundred thirty-five million, nine hundred seventeen thousand, one hundred forty-one".