144532135311 has 4 divisors (see below), whose sum is σ = 192709513752. Its totient is φ = 96354756872.

The previous prime is 144532135303. The next prime is 144532135327. The reversal of 144532135311 is 113531235441.

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

It is a cyclic number.

It is not a de Polignac number, because 144532135311 - 2³ = 144532135303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144532135301) 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, 24088689216 + ... + 24088689221.

It is an arithmetic number, because the mean of its divisors is an integer number (48177378438).

Almost surely, 2^144532135311 is an apocalyptic number.

144532135311 is a deficient number, since it is larger than the sum of its proper divisors (48177378441).

144532135311 is an equidigital number, since it uses as much as digits as its factorization.

144532135311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48177378440.

The product of its digits is 21600, while the sum is 33.

The spelling of 144532135311 in words is "one hundred forty-four billion, five hundred thirty-two million, one hundred thirty-five thousand, three hundred eleven".