143411313 has 4 divisors (see below), whose sum is σ = 191215088. Its totient is φ = 95607540.

The previous prime is 143411311. The next prime is 143411327. The reversal of 143411313 is 313114341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 143411313 - 2¹ = 143411311 is a prime.

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 143411313.

It is not an unprimeable number, because it can be changed into a prime (143411311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23901883 + ... + 23901888.

It is an arithmetic number, because the mean of its divisors is an integer number (47803772).

Almost surely, 2^143411313 is an apocalyptic number.

It is an amenable number.

143411313 is a deficient number, since it is larger than the sum of its proper divisors (47803775).

143411313 is an equidigital number, since it uses as much as digits as its factorization.

143411313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47803774.

The product of its digits is 432, while the sum is 21.

The square root of 143411313 is about 11975.4462547331. The cubic root of 143411313 is about 523.4330457178.

Adding to 143411313 its reverse (313114341), we get a palindrome (456525654).

The spelling of 143411313 in words is "one hundred forty-three million, four hundred eleven thousand, three hundred thirteen".