143313412 has 24 divisors (see below), whose sum is σ = 275046912. Its totient is φ = 64797600.

The previous prime is 143313397. The next prime is 143313413. The reversal of 143313412 is 214313341.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (143313413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123 + ... + 16930.

It is an arithmetic number, because the mean of its divisors is an integer number (11460288).

Almost surely, 2^143313412 is an apocalyptic number.

It is an amenable number.

143313412 is a deficient number, since it is larger than the sum of its proper divisors (131733500).

143313412 is a wasteful number, since it uses less digits than its factorization.

143313412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17259 (or 17257 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 143313412 is about 11971.3579847902. The cubic root of 143313412 is about 523.3139098727.

Adding to 143313412 its reverse (214313341), we get a palindrome (357626753).

The spelling of 143313412 in words is "one hundred forty-three million, three hundred thirteen thousand, four hundred twelve".