144819529 has 2 divisors, whose sum is σ = 144819530. Its totient is φ = 144819528.

The previous prime is 144819473. The next prime is 144819541. The reversal of 144819529 is 925918441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115605504 + 29214025 = 10752^2 + 5405^2 .

It is a cyclic number.

It is not a de Polignac number, because 144819529 - 2⁷ = 144819401 is a prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (144819559) 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 as a sum of consecutive naturals, namely, 72409764 + 72409765.

It is an arithmetic number, because the mean of its divisors is an integer number (72409765).

Almost surely, 2^144819529 is an apocalyptic number.

It is an amenable number.

144819529 is a deficient number, since it is larger than the sum of its proper divisors (1).

144819529 is an equidigital number, since it uses as much as digits as its factorization.

144819529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 43.

The square root of 144819529 is about 12034.0985952418. The cubic root of 144819529 is about 525.1407380812.

The spelling of 144819529 in words is "one hundred forty-four million, eight hundred nineteen thousand, five hundred twenty-nine".