143323252 has 6 divisors (see below), whose sum is σ = 250815698. Its totient is φ = 71661624.

The previous prime is 143323247. The next prime is 143323253. The reversal of 143323252 is 252323341.

It can be written as a sum of positive squares in only one way, i.e., 129140496 + 14182756 = 11364^2 + 3766^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143323253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17915403 + ... + 17915410.

Almost surely, 2^143323252 is an apocalyptic number.

It is an amenable number.

143323252 is a deficient number, since it is larger than the sum of its proper divisors (107492446).

143323252 is a wasteful number, since it uses less digits than its factorization.

143323252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35830817 (or 35830815 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 143323252 is about 11971.7689586794. The cubic root of 143323252 is about 523.3258866327.

Adding to 143323252 its reverse (252323341), we get a palindrome (395646593).

The spelling of 143323252 in words is "one hundred forty-three million, three hundred twenty-three thousand, two hundred fifty-two".