144828459 has 16 divisors (see below), whose sum is σ = 216570240. Its totient is φ = 95648040.

The previous prime is 144828451. The next prime is 144828461. The reversal of 144828459 is 954828441.

It is not a de Polignac number, because 144828459 - 2³ = 144828451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144828451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22177 + ... + 27954.

It is an arithmetic number, because the mean of its divisors is an integer number (13535640).

Almost surely, 2^144828459 is an apocalyptic number.

144828459 is a deficient number, since it is larger than the sum of its proper divisors (71741781).

144828459 is a wasteful number, since it uses less digits than its factorization.

144828459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50247 (or 50241 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 144828459 is about 12034.4696185582. The cubic root of 144828459 is about 525.1515317691.

The spelling of 144828459 in words is "one hundred forty-four million, eight hundred twenty-eight thousand, four hundred fifty-nine".