143313452 has 12 divisors (see below), whose sum is σ = 251397216. Its totient is φ = 71485680.

The previous prime is 143313439. The next prime is 143313473. The reversal of 143313452 is 254313341.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 40868 + ... + 44235.

It is an arithmetic number, because the mean of its divisors is an integer number (20949768).

Almost surely, 2^143313452 is an apocalyptic number.

It is an amenable number.

143313452 is a deficient number, since it is larger than the sum of its proper divisors (108083764).

143313452 is a wasteful number, since it uses less digits than its factorization.

143313452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85528 (or 85526 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 143313452 is about 11971.3596554443. The cubic root of 143313452 is about 523.3139585599.

Adding to 143313452 its reverse (254313341), we get a palindrome (397626793).

The spelling of 143313452 in words is "one hundred forty-three million, three hundred thirteen thousand, four hundred fifty-two".