143425225 has 12 divisors (see below), whose sum is σ = 180503824. Its totient is φ = 113026320.

The previous prime is 143425223. The next prime is 143425231. The reversal of 143425225 is 522524341.

143425225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 143425225 - 2¹ = 143425223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143425193 and 143425202.

It is not an unprimeable number, because it can be changed into a prime (143425223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41139 + ... + 44488.

Almost surely, 2^143425225 is an apocalyptic number.

It is an amenable number.

143425225 is a deficient number, since it is larger than the sum of its proper divisors (37078599).

143425225 is an equidigital number, since it uses as much as digits as its factorization.

143425225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85704 (or 85699 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 143425225 is about 11976.0270958277. The cubic root of 143425225 is about 523.4499708472.

Adding to 143425225 its reverse (522524341), we get a palindrome (665949566).

The spelling of 143425225 in words is "one hundred forty-three million, four hundred twenty-five thousand, two hundred twenty-five".