144532135417 has 4 divisors (see below), whose sum is σ = 146689331536. Its totient is φ = 142374939300.

The previous prime is 144532135369. The next prime is 144532135421. The reversal of 144532135417 is 714531235441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 714531235441 = 479 ⋅1491714479.

It is a cyclic number.

It is not a de Polignac number, because 144532135417 - 2³¹ = 142384651769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144532135417.

It is not an unprimeable number, because it can be changed into a prime (144532135477) 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, 1078597959 + ... + 1078598092.

It is an arithmetic number, because the mean of its divisors is an integer number (36672332884).

Almost surely, 2^144532135417 is an apocalyptic number.

It is an amenable number.

144532135417 is a deficient number, since it is larger than the sum of its proper divisors (2157196119).

144532135417 is an equidigital number, since it uses as much as digits as its factorization.

144532135417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157196118.

The product of its digits is 201600, while the sum is 40.

The spelling of 144532135417 in words is "one hundred forty-four billion, five hundred thirty-two million, one hundred thirty-five thousand, four hundred seventeen".