143313393 has 8 divisors (see below), whose sum is σ = 191376256. Its totient is φ = 95396400.

The previous prime is 143313377. The next prime is 143313397. The reversal of 143313393 is 393313341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 143313393 - 2⁴ = 143313377 is a prime.

It is a super-2 number, since 2×143313393² = 41077457226344898, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 143313393.

It is not an unprimeable number, because it can be changed into a prime (143313397) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34153 + ... + 38118.

It is an arithmetic number, because the mean of its divisors is an integer number (23922032).

Almost surely, 2^143313393 is an apocalyptic number.

It is an amenable number.

143313393 is a deficient number, since it is larger than the sum of its proper divisors (48062863).

143313393 is an equidigital number, since it uses as much as digits as its factorization.

143313393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72935.

The product of its digits is 8748, while the sum is 30.

The square root of 143313393 is about 11971.3571912294. The cubic root of 143313393 is about 523.3138867463.

The spelling of 143313393 in words is "one hundred forty-three million, three hundred thirteen thousand, three hundred ninety-three".