135718141 has 4 divisors (see below), whose sum is σ = 146158012. Its totient is φ = 125278272.

The previous prime is 135718127. The next prime is 135718171. The reversal of 135718141 is 141817531.

It is a happy number.

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 30758116 + 104960025 = 5546^2 + 10245^2 .

It is a cyclic number.

It is not a de Polignac number, because 135718141 - 2⁷ = 135718013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135718111) 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, 5219916 + ... + 5219941.

It is an arithmetic number, because the mean of its divisors is an integer number (36539503).

Almost surely, 2^135718141 is an apocalyptic number.

It is an amenable number.

135718141 is a deficient number, since it is larger than the sum of its proper divisors (10439871).

135718141 is a wasteful number, since it uses less digits than its factorization.

135718141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10439870.

The product of its digits is 3360, while the sum is 31.

The square root of 135718141 is about 11649.8129169528. The cubic root of 135718141 is about 513.9008082752.

It can be divided in two parts, 13571 and 8141, that added together give a palindrome (21712).

The spelling of 135718141 in words is "one hundred thirty-five million, seven hundred eighteen thousand, one hundred forty-one".