135321141 has 8 divisors (see below), whose sum is σ = 180484864. Its totient is φ = 90185760.

The previous prime is 135321103. The next prime is 135321149. The reversal of 135321141 is 141123531.

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

It is not a de Polignac number, because 135321141 - 2⁶ = 135321077 is a prime.

It is a super-2 number, since 2×135321141² = 36623622403083762, 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 (135321149) 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, 9825 + ... + 19161.

It is an arithmetic number, because the mean of its divisors is an integer number (22560608).

Almost surely, 2^135321141 is an apocalyptic number.

It is an amenable number.

135321141 is a deficient number, since it is larger than the sum of its proper divisors (45163723).

135321141 is an equidigital number, since it uses as much as digits as its factorization.

135321141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14171.

The product of its digits is 360, while the sum is 21.

The square root of 135321141 is about 11632.7615380012. The cubic root of 135321141 is about 513.3992347600.

Adding to 135321141 its reverse (141123531), we get a palindrome (276444672).

The spelling of 135321141 in words is "one hundred thirty-five million, three hundred twenty-one thousand, one hundred forty-one".