135243311149 has 8 divisors (see below), whose sum is σ = 143515379520. Its totient is φ = 127170569856.

The previous prime is 135243311143. The next prime is 135243311179. The reversal of 135243311149 is 941113342531.

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 135243311149 - 2³ = 135243311141 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 (135243311141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49830372 + ... + 49833085.

It is an arithmetic number, because the mean of its divisors is an integer number (17939422440).

Almost surely, 2^135243311149 is an apocalyptic number.

It is an amenable number.

135243311149 is a deficient number, since it is larger than the sum of its proper divisors (8272068371).

135243311149 is an equidigital number, since it uses as much as digits as its factorization.

135243311149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99663539.

The product of its digits is 38880, while the sum is 37.

The spelling of 135243311149 in words is "one hundred thirty-five billion, two hundred forty-three million, three hundred eleven thousand, one hundred forty-nine".