144453425 has 6 divisors (see below), whose sum is σ = 179122278. Its totient is φ = 115562720.

The previous prime is 144453391. The next prime is 144453431. The reversal of 144453425 is 524354441.

It can be written as a sum of positive squares in 3 ways, for example, as 69169 + 144384256 = 263^2 + 12016^2 .

It is not a de Polignac number, because 144453425 - 2¹² = 144449329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144453391 and 144453400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2889044 + ... + 2889093.

It is an arithmetic number, because the mean of its divisors is an integer number (29853713).

Almost surely, 2^144453425 is an apocalyptic number.

It is an amenable number.

144453425 is a deficient number, since it is larger than the sum of its proper divisors (34668853).

144453425 is an equidigital number, since it uses as much as digits as its factorization.

144453425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5778147 (or 5778142 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 144453425 is about 12018.8778594343. The cubic root of 144453425 is about 524.6978457863.

The spelling of 144453425 in words is "one hundred forty-four million, four hundred fifty-three thousand, four hundred twenty-five".