135401141 has 8 divisors (see below), whose sum is σ = 143495064. Its totient is φ = 127321600.

The previous prime is 135401131. The next prime is 135401153. The reversal of 135401141 is 141104531.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 118178641 + 17222500 = 10871^2 + 4150^2 .

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 135401141 - 2²⁶ = 68292277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135401131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20441 + ... + 26241.

It is an arithmetic number, because the mean of its divisors is an integer number (17936883).

Almost surely, 2^135401141 is an apocalyptic number.

It is an amenable number.

135401141 is a deficient number, since it is larger than the sum of its proper divisors (8093923).

135401141 is a wasteful number, since it uses less digits than its factorization.

135401141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7191.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 135401141 is about 11636.1995943693. The cubic root of 135401141 is about 513.5003863549.

Adding to 135401141 its reverse (141104531), we get a palindrome (276505672).

The spelling of 135401141 in words is "one hundred thirty-five million, four hundred one thousand, one hundred forty-one".